638820000

素因数分解:

$2^5\times 3^3\times 5^4\times 7^1\times {\mathrm{13}}^2$

素因数の和:72

約数の個数: 720

約数和(自身を含む): 2881327680

約数和(自身を除く): 2242507680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 25, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 50, 52, 54, 56, 60, 63, 65, 70, 72, 75, 78, 80, 84, 90, 91, 96, 100, 104, 105, 108, 112, 117, 120, 125, 126, 130, 135, 140, 144, 150, 156, 160, 168, 169, 175, 180, 182, 189, 195, 200, 208, 210, 216, 224, 225, 234, 240, 250, 252, 260, 270, 273, 280, 288, 300, 312, 315, 325, 336, 338, 350, 351, 360, 364, 375, 378, 390, 400, 416, 420, 432, 450, 455, 468, 480, 500, 504, 507, 520, 525, 540, 546, 560, 585, 600, 624, 625, 630, 650, 672, 675, 676, 700, 702, 720, 728, 750, 756, 780, 800, 819, 840, 845, 864, 875, 900, 910, 936, 945, 975, 1000, 1008, 1014, 1040, 1050, 1080, 1092, 1120, 1125, 1170, 1183, 1200, 1248, 1250, 1260, 1300, 1350, 1352, 1365, 1400, 1404, 1440, 1456, 1500, 1512, 1521, 1560, 1575, 1625, 1638, 1680, 1690, 1750, 1755, 1800, 1820, 1872, 1875, 1890, 1950, 2000, 2016, 2028, 2080, 2100, 2160, 2184, 2250, 2275, 2340, 2366, 2400, 2457, 2500, 2520, 2535, 2600, 2625, 2700, 2704, 2730, 2800, 2808, 2912, 2925, 3000, 3024, 3042, 3120, 3150, 3250, 3276, 3360, 3375, 3380, 3500, 3510, 3549, 3600, 3640, 3744, 3750, 3780, 3900, 4000, 4056, 4095, 4200, 4225, 4320, 4368, 4375, 4500, 4550, 4563, 4680, 4725, 4732, 4875, 4914, 5000, 5040, 5070, 5200, 5250, 5400, 5408, 5460, 5600, 5616, 5625, 5850, 5915, 6000, 6048, 6084, 6240, 6300, 6500, 6552, 6750, 6760, 6825, 7000, 7020, 7098, 7200, 7280, 7500, 7560, 7605, 7800, 7875, 8112, 8125, 8190, 8400, 8450, 8736, 8750, 8775, 9000, 9100, 9126, 9360, 9450, 9464, 9750, 9828, 10000, 10080, 10140, 10400, 10500, 10647, 10800, 10920, 11232, 11250, 11375, 11700, 11830, 12000, 12168, 12285, 12600, 12675, 13000, 13104, 13125, 13500, 13520, 13650, 14000, 14040, 14196, 14560, 14625, 15000, 15120, 15210, 15600, 15750, 16224, 16250, 16380, 16800, 16875, 16900, 17500, 17550, 17745, 18000, 18200, 18252, 18720, 18900, 18928, 19500, 19656, 20000, 20280, 20475, 21000, 21125, 21294, 21600, 21840, 22500, 22750, 22815, 23400, 23625, 23660, 24336, 24375, 24570, 25200, 25350, 26000, 26208, 26250, 27000, 27040, 27300, 28000, 28080, 28392, 29250, 29575, 30000, 30240, 30420, 31200, 31500, 31941, 32500, 32760, 33750, 33800, 34125, 35000, 35100, 35490, 36000, 36400, 36504, 37800, 37856, 38025, 39000, 39312, 39375, 40560, 40950, 42000, 42250, 42588, 43680, 43875, 45000, 45500, 45630, 46800, 47250, 47320, 48672, 48750, 49140, 50400, 50700, 52000, 52500, 53235, 54000, 54600, 56160, 56784, 56875, 58500, 59150, 60000, 60840, 61425, 63000, 63375, 63882, 65000, 65520, 67500, 67600, 68250, 70000, 70200, 70980, 72800, 73008, 73125, 75600, 76050, 78000, 78624, 78750, 81120, 81900, 84000, 84500, 85176, 87750, 88725, 90000, 91000, 91260, 93600, 94500, 94640, 97500, 98280, 101400, 102375, 105000, 105625, 106470, 108000, 109200, 113568, 113750, 114075, 117000, 118125, 118300, 121680, 122850, 126000, 126750, 127764, 130000, 131040, 135000, 135200, 136500, 140000, 140400, 141960, 146016, 146250, 147875, 151200, 152100, 156000, 157500, 159705, 163800, 169000, 170352, 170625, 175500, 177450, 180000, 182000, 182520, 189000, 189280, 190125, 195000, 196560, 202800, 204750, 210000, 211250, 212940, 218400, 219375, 227500, 228150, 234000, 236250, 236600, 243360, 245700, 252000, 253500, 255528, 260000, 266175, 270000, 273000, 280800, 283920, 292500, 295750, 304200, 307125, 315000, 316875, 319410, 327600, 338000, 340704, 341250, 351000, 354900, 364000, 365040, 378000, 380250, 390000, 393120, 405600, 409500, 420000, 422500, 425880, 438750, 443625, 455000, 456300, 468000, 472500, 473200, 491400, 507000, 511056, 511875, 532350, 540000, 546000, 567840, 570375, 585000, 591500, 608400, 614250, 630000, 633750, 638820, 655200, 676000, 682500, 702000, 709800, 730080, 739375, 756000, 760500, 780000, 798525, 819000, 845000, 851760, 877500, 887250, 910000, 912600, 945000, 946400, 950625, 982800, 1014000, 1022112, 1023750, 1064700, 1092000, 1140750, 1170000, 1183000, 1216800, 1228500, 1260000, 1267500, 1277640, 1330875, 1365000, 1404000, 1419600, 1478750, 1521000, 1535625, 1597050, 1638000, 1690000, 1703520, 1755000, 1774500, 1820000, 1825200, 1890000, 1901250, 1965600, 2028000, 2047500, 2129400, 2218125, 2281500, 2340000, 2366000, 2457000, 2535000, 2555280, 2661750, 2730000, 2839200, 2851875, 2957500, 3042000, 3071250, 3194100, 3276000, 3380000, 3510000, 3549000, 3650400, 3780000, 3802500, 3992625, 4095000, 4258800, 4436250, 4563000, 4732000, 4914000, 5070000, 5110560, 5323500, 5460000, 5703750, 5915000, 6084000, 6142500, 6388200, 6654375, 7020000, 7098000, 7605000, 7985250, 8190000, 8517600, 8872500, 9126000, 9828000, 10140000, 10647000, 11407500, 11830000, 12285000, 12776400, 13308750, 14196000, 15210000, 15970500, 16380000, 17745000, 18252000, 19963125, 21294000, 22815000, 23660000, 24570000, 25552800, 26617500, 30420000, 31941000, 35490000, 39926250, 42588000, 45630000, 49140000, 53235000, 63882000, 70980000, 79852500, 91260000, 106470000, 127764000, 159705000, 212940000, 319410000, 638820000]

約数ペア:

[(1, 638820000), (2, 319410000), (3, 212940000), (4, 159705000), (5, 127764000), (6, 106470000), (7, 91260000), (8, 79852500), (9, 70980000), (10, 63882000), (12, 53235000), (13, 49140000), (14, 45630000), (15, 42588000), (16, 39926250), (18, 35490000), (20, 31941000), (21, 30420000), (24, 26617500), (25, 25552800), (26, 24570000), (27, 23660000), (28, 22815000), (30, 21294000), (32, 19963125), (35, 18252000), (36, 17745000), (39, 16380000), (40, 15970500), (42, 15210000), (45, 14196000), (48, 13308750), (50, 12776400), (52, 12285000), (54, 11830000), (56, 11407500), (60, 10647000), (63, 10140000), (65, 9828000), (70, 9126000), (72, 8872500), (75, 8517600), (78, 8190000), (80, 7985250), (84, 7605000), (90, 7098000), (91, 7020000), (96, 6654375), (100, 6388200), (104, 6142500), (105, 6084000), (108, 5915000), (112, 5703750), (117, 5460000), (120, 5323500), (125, 5110560), (126, 5070000), (130, 4914000), (135, 4732000), (140, 4563000), (144, 4436250), (150, 4258800), (156, 4095000), (160, 3992625), (168, 3802500), (169, 3780000), (175, 3650400), (180, 3549000), (182, 3510000), (189, 3380000), (195, 3276000), (200, 3194100), (208, 3071250), (210, 3042000), (216, 2957500), (224, 2851875), (225, 2839200), (234, 2730000), (240, 2661750), (250, 2555280), (252, 2535000), (260, 2457000), (270, 2366000), (273, 2340000), (280, 2281500), (288, 2218125), (300, 2129400), (312, 2047500), (315, 2028000), (325, 1965600), (336, 1901250), (338, 1890000), (350, 1825200), (351, 1820000), (360, 1774500), (364, 1755000), (375, 1703520), (378, 1690000), (390, 1638000), (400, 1597050), (416, 1535625), (420, 1521000), (432, 1478750), (450, 1419600), (455, 1404000), (468, 1365000), (480, 1330875), (500, 1277640), (504, 1267500), (507, 1260000), (520, 1228500), (525, 1216800), (540, 1183000), (546, 1170000), (560, 1140750), (585, 1092000), (600, 1064700), (624, 1023750), (625, 1022112), (630, 1014000), (650, 982800), (672, 950625), (675, 946400), (676, 945000), (700, 912600), (702, 910000), (720, 887250), (728, 877500), (750, 851760), (756, 845000), (780, 819000), (800, 798525), (819, 780000), (840, 760500), (845, 756000), (864, 739375), (875, 730080), (900, 709800), (910, 702000), (936, 682500), (945, 676000), (975, 655200), (1000, 638820), (1008, 633750), (1014, 630000), (1040, 614250), (1050, 608400), (1080, 591500), (1092, 585000), (1120, 570375), (1125, 567840), (1170, 546000), (1183, 540000), (1200, 532350), (1248, 511875), (1250, 511056), (1260, 507000), (1300, 491400), (1350, 473200), (1352, 472500), (1365, 468000), (1400, 456300), (1404, 455000), (1440, 443625), (1456, 438750), (1500, 425880), (1512, 422500), (1521, 420000), (1560, 409500), (1575, 405600), (1625, 393120), (1638, 390000), (1680, 380250), (1690, 378000), (1750, 365040), (1755, 364000), (1800, 354900), (1820, 351000), (1872, 341250), (1875, 340704), (1890, 338000), (1950, 327600), (2000, 319410), (2016, 316875), (2028, 315000), (2080, 307125), (2100, 304200), (2160, 295750), (2184, 292500), (2250, 283920), (2275, 280800), (2340, 273000), (2366, 270000), (2400, 266175), (2457, 260000), (2500, 255528), (2520, 253500), (2535, 252000), (2600, 245700), (2625, 243360), (2700, 236600), (2704, 236250), (2730, 234000), (2800, 228150), (2808, 227500), (2912, 219375), (2925, 218400), (3000, 212940), (3024, 211250), (3042, 210000), (3120, 204750), (3150, 202800), (3250, 196560), (3276, 195000), (3360, 190125), (3375, 189280), (3380, 189000), (3500, 182520), (3510, 182000), (3549, 180000), (3600, 177450), (3640, 175500), (3744, 170625), (3750, 170352), (3780, 169000), (3900, 163800), (4000, 159705), (4056, 157500), (4095, 156000), (4200, 152100), (4225, 151200), (4320, 147875), (4368, 146250), (4375, 146016), (4500, 141960), (4550, 140400), (4563, 140000), (4680, 136500), (4725, 135200), (4732, 135000), (4875, 131040), (4914, 130000), (5000, 127764), (5040, 126750), (5070, 126000), (5200, 122850), (5250, 121680), (5400, 118300), (5408, 118125), (5460, 117000), (5600, 114075), (5616, 113750), (5625, 113568), (5850, 109200), (5915, 108000), (6000, 106470), (6048, 105625), (6084, 105000), (6240, 102375), (6300, 101400), (6500, 98280), (6552, 97500), (6750, 94640), (6760, 94500), (6825, 93600), (7000, 91260), (7020, 91000), (7098, 90000), (7200, 88725), (7280, 87750), (7500, 85176), (7560, 84500), (7605, 84000), (7800, 81900), (7875, 81120), (8112, 78750), (8125, 78624), (8190, 78000), (8400, 76050), (8450, 75600), (8736, 73125), (8750, 73008), (8775, 72800), (9000, 70980), (9100, 70200), (9126, 70000), (9360, 68250), (9450, 67600), (9464, 67500), (9750, 65520), (9828, 65000), (10000, 63882), (10080, 63375), (10140, 63000), (10400, 61425), (10500, 60840), (10647, 60000), (10800, 59150), (10920, 58500), (11232, 56875), (11250, 56784), (11375, 56160), (11700, 54600), (11830, 54000), (12000, 53235), (12168, 52500), (12285, 52000), (12600, 50700), (12675, 50400), (13000, 49140), (13104, 48750), (13125, 48672), (13500, 47320), (13520, 47250), (13650, 46800), (14000, 45630), (14040, 45500), (14196, 45000), (14560, 43875), (14625, 43680), (15000, 42588), (15120, 42250), (15210, 42000), (15600, 40950), (15750, 40560), (16224, 39375), (16250, 39312), (16380, 39000), (16800, 38025), (16875, 37856), (16900, 37800), (17500, 36504), (17550, 36400), (17745, 36000), (18000, 35490), (18200, 35100), (18252, 35000), (18720, 34125), (18900, 33800), (18928, 33750), (19500, 32760), (19656, 32500), (20000, 31941), (20280, 31500), (20475, 31200), (21000, 30420), (21125, 30240), (21294, 30000), (21600, 29575), (21840, 29250), (22500, 28392), (22750, 28080), (22815, 28000), (23400, 27300), (23625, 27040), (23660, 27000), (24336, 26250), (24375, 26208), (24570, 26000), (25200, 25350)]