20442240

素因数分解:

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

素因数の和:61

約数の個数: 384

約数和(自身を含む): 89596800

約数和(自身を除く): 69154560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 108, 112, 117, 120, 126, 128, 130, 135, 140, 144, 156, 160, 168, 169, 180, 182, 189, 192, 195, 208, 210, 216, 224, 234, 240, 252, 260, 270, 273, 280, 288, 312, 315, 320, 336, 338, 351, 360, 364, 378, 384, 390, 416, 420, 432, 448, 455, 468, 480, 504, 507, 520, 540, 546, 560, 576, 585, 624, 630, 640, 672, 676, 702, 720, 728, 756, 780, 819, 832, 840, 845, 864, 896, 910, 936, 945, 960, 1008, 1014, 1040, 1080, 1092, 1120, 1152, 1170, 1183, 1248, 1260, 1344, 1352, 1365, 1404, 1440, 1456, 1512, 1521, 1560, 1638, 1664, 1680, 1690, 1728, 1755, 1820, 1872, 1890, 1920, 2016, 2028, 2080, 2160, 2184, 2240, 2340, 2366, 2457, 2496, 2520, 2535, 2688, 2704, 2730, 2808, 2880, 2912, 3024, 3042, 3120, 3276, 3360, 3380, 3456, 3510, 3549, 3640, 3744, 3780, 4032, 4056, 4095, 4160, 4320, 4368, 4480, 4563, 4680, 4732, 4914, 4992, 5040, 5070, 5408, 5460, 5616, 5760, 5824, 5915, 6048, 6084, 6240, 6552, 6720, 6760, 7020, 7098, 7280, 7488, 7560, 7605, 8064, 8112, 8190, 8320, 8640, 8736, 9126, 9360, 9464, 9828, 10080, 10140, 10647, 10816, 10920, 11232, 11648, 11830, 12096, 12168, 12285, 12480, 13104, 13440, 13520, 14040, 14196, 14560, 14976, 15120, 15210, 16224, 16380, 17280, 17472, 17745, 18252, 18720, 18928, 19656, 20160, 20280, 21294, 21632, 21840, 22464, 22815, 23660, 24192, 24336, 24570, 24960, 26208, 27040, 28080, 28392, 29120, 30240, 30420, 31941, 32448, 32760, 34944, 35490, 36504, 37440, 37856, 39312, 40320, 40560, 42588, 43680, 44928, 45630, 47320, 48672, 49140, 52416, 53235, 54080, 56160, 56784, 58240, 60480, 60840, 63882, 64896, 65520, 70980, 73008, 74880, 75712, 78624, 81120, 85176, 87360, 91260, 94640, 97344, 98280, 104832, 106470, 108160, 112320, 113568, 120960, 121680, 127764, 131040, 141960, 146016, 151424, 157248, 159705, 162240, 170352, 174720, 182520, 189280, 194688, 196560, 212940, 224640, 227136, 243360, 255528, 262080, 283920, 292032, 314496, 319410, 324480, 340704, 365040, 378560, 393120, 425880, 454272, 486720, 511056, 524160, 567840, 584064, 638820, 681408, 730080, 757120, 786240, 851760, 973440, 1022112, 1135680, 1277640, 1362816, 1460160, 1572480, 1703520, 2044224, 2271360, 2555280, 2920320, 3407040, 4088448, 5110560, 6814080, 10221120, 20442240]

約数ペア:

[(1, 20442240), (2, 10221120), (3, 6814080), (4, 5110560), (5, 4088448), (6, 3407040), (7, 2920320), (8, 2555280), (9, 2271360), (10, 2044224), (12, 1703520), (13, 1572480), (14, 1460160), (15, 1362816), (16, 1277640), (18, 1135680), (20, 1022112), (21, 973440), (24, 851760), (26, 786240), (27, 757120), (28, 730080), (30, 681408), (32, 638820), (35, 584064), (36, 567840), (39, 524160), (40, 511056), (42, 486720), (45, 454272), (48, 425880), (52, 393120), (54, 378560), (56, 365040), (60, 340704), (63, 324480), (64, 319410), (65, 314496), (70, 292032), (72, 283920), (78, 262080), (80, 255528), (84, 243360), (90, 227136), (91, 224640), (96, 212940), (104, 196560), (105, 194688), (108, 189280), (112, 182520), (117, 174720), (120, 170352), (126, 162240), (128, 159705), (130, 157248), (135, 151424), (140, 146016), (144, 141960), (156, 131040), (160, 127764), (168, 121680), (169, 120960), (180, 113568), (182, 112320), (189, 108160), (192, 106470), (195, 104832), (208, 98280), (210, 97344), (216, 94640), (224, 91260), (234, 87360), (240, 85176), (252, 81120), (260, 78624), (270, 75712), (273, 74880), (280, 73008), (288, 70980), (312, 65520), (315, 64896), (320, 63882), (336, 60840), (338, 60480), (351, 58240), (360, 56784), (364, 56160), (378, 54080), (384, 53235), (390, 52416), (416, 49140), (420, 48672), (432, 47320), (448, 45630), (455, 44928), (468, 43680), (480, 42588), (504, 40560), (507, 40320), (520, 39312), (540, 37856), (546, 37440), (560, 36504), (576, 35490), (585, 34944), (624, 32760), (630, 32448), (640, 31941), (672, 30420), (676, 30240), (702, 29120), (720, 28392), (728, 28080), (756, 27040), (780, 26208), (819, 24960), (832, 24570), (840, 24336), (845, 24192), (864, 23660), (896, 22815), (910, 22464), (936, 21840), (945, 21632), (960, 21294), (1008, 20280), (1014, 20160), (1040, 19656), (1080, 18928), (1092, 18720), (1120, 18252), (1152, 17745), (1170, 17472), (1183, 17280), (1248, 16380), (1260, 16224), (1344, 15210), (1352, 15120), (1365, 14976), (1404, 14560), (1440, 14196), (1456, 14040), (1512, 13520), (1521, 13440), (1560, 13104), (1638, 12480), (1664, 12285), (1680, 12168), (1690, 12096), (1728, 11830), (1755, 11648), (1820, 11232), (1872, 10920), (1890, 10816), (1920, 10647), (2016, 10140), (2028, 10080), (2080, 9828), (2160, 9464), (2184, 9360), (2240, 9126), (2340, 8736), (2366, 8640), (2457, 8320), (2496, 8190), (2520, 8112), (2535, 8064), (2688, 7605), (2704, 7560), (2730, 7488), (2808, 7280), (2880, 7098), (2912, 7020), (3024, 6760), (3042, 6720), (3120, 6552), (3276, 6240), (3360, 6084), (3380, 6048), (3456, 5915), (3510, 5824), (3549, 5760), (3640, 5616), (3744, 5460), (3780, 5408), (4032, 5070), (4056, 5040), (4095, 4992), (4160, 4914), (4320, 4732), (4368, 4680), (4480, 4563)]