81510000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:74

約数の個数: 400

約数和(自身を含む): 325395840

約数和(自身を除く): 243885840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 19, 20, 22, 24, 25, 26, 30, 33, 38, 39, 40, 44, 48, 50, 52, 55, 57, 60, 65, 66, 75, 76, 78, 80, 88, 95, 100, 104, 110, 114, 120, 125, 130, 132, 143, 150, 152, 156, 165, 176, 190, 195, 200, 208, 209, 220, 228, 240, 247, 250, 260, 264, 275, 285, 286, 300, 304, 312, 325, 330, 375, 380, 390, 400, 418, 429, 440, 456, 475, 494, 500, 520, 528, 550, 570, 572, 600, 624, 625, 627, 650, 660, 715, 741, 750, 760, 780, 825, 836, 858, 880, 912, 950, 975, 988, 1000, 1040, 1045, 1100, 1140, 1144, 1200, 1235, 1250, 1254, 1300, 1320, 1375, 1425, 1430, 1482, 1500, 1520, 1560, 1625, 1650, 1672, 1716, 1875, 1900, 1950, 1976, 2000, 2090, 2145, 2200, 2280, 2288, 2375, 2470, 2500, 2508, 2600, 2640, 2717, 2750, 2850, 2860, 2964, 3000, 3120, 3135, 3250, 3300, 3344, 3432, 3575, 3705, 3750, 3800, 3900, 3952, 4125, 4180, 4290, 4400, 4560, 4750, 4875, 4940, 5000, 5016, 5200, 5225, 5434, 5500, 5700, 5720, 5928, 6000, 6175, 6270, 6500, 6600, 6864, 6875, 7125, 7150, 7410, 7500, 7600, 7800, 8125, 8151, 8250, 8360, 8580, 9500, 9750, 9880, 10000, 10032, 10450, 10725, 10868, 11000, 11400, 11440, 11856, 11875, 12350, 12540, 13000, 13200, 13585, 13750, 14250, 14300, 14820, 15000, 15600, 15675, 16250, 16302, 16500, 16720, 17160, 17875, 18525, 19000, 19500, 19760, 20625, 20900, 21450, 21736, 22000, 22800, 23750, 24375, 24700, 25080, 26000, 26125, 27170, 27500, 28500, 28600, 29640, 30000, 30875, 31350, 32500, 32604, 33000, 34320, 35625, 35750, 37050, 38000, 39000, 40755, 41250, 41800, 42900, 43472, 47500, 48750, 49400, 50160, 52250, 53625, 54340, 55000, 57000, 57200, 59280, 61750, 62700, 65000, 65208, 66000, 67925, 71250, 71500, 74100, 78000, 78375, 81510, 82500, 83600, 85800, 89375, 92625, 95000, 97500, 98800, 104500, 107250, 108680, 110000, 114000, 123500, 125400, 130000, 130416, 130625, 135850, 142500, 143000, 148200, 154375, 156750, 163020, 165000, 171600, 178750, 185250, 190000, 195000, 203775, 209000, 214500, 217360, 247000, 250800, 261250, 268125, 271700, 285000, 286000, 296400, 308750, 313500, 326040, 330000, 339625, 357500, 370500, 390000, 391875, 407550, 418000, 429000, 463125, 494000, 522500, 536250, 543400, 570000, 617500, 627000, 652080, 679250, 715000, 741000, 783750, 815100, 858000, 926250, 1018875, 1045000, 1072500, 1086800, 1235000, 1254000, 1358500, 1430000, 1482000, 1567500, 1630200, 1698125, 1852500, 2037750, 2090000, 2145000, 2470000, 2717000, 3135000, 3260400, 3396250, 3705000, 4075500, 4290000, 5094375, 5434000, 6270000, 6792500, 7410000, 8151000, 10188750, 13585000, 16302000, 20377500, 27170000, 40755000, 81510000]

約数ペア:

[(1, 81510000), (2, 40755000), (3, 27170000), (4, 20377500), (5, 16302000), (6, 13585000), (8, 10188750), (10, 8151000), (11, 7410000), (12, 6792500), (13, 6270000), (15, 5434000), (16, 5094375), (19, 4290000), (20, 4075500), (22, 3705000), (24, 3396250), (25, 3260400), (26, 3135000), (30, 2717000), (33, 2470000), (38, 2145000), (39, 2090000), (40, 2037750), (44, 1852500), (48, 1698125), (50, 1630200), (52, 1567500), (55, 1482000), (57, 1430000), (60, 1358500), (65, 1254000), (66, 1235000), (75, 1086800), (76, 1072500), (78, 1045000), (80, 1018875), (88, 926250), (95, 858000), (100, 815100), (104, 783750), (110, 741000), (114, 715000), (120, 679250), (125, 652080), (130, 627000), (132, 617500), (143, 570000), (150, 543400), (152, 536250), (156, 522500), (165, 494000), (176, 463125), (190, 429000), (195, 418000), (200, 407550), (208, 391875), (209, 390000), (220, 370500), (228, 357500), (240, 339625), (247, 330000), (250, 326040), (260, 313500), (264, 308750), (275, 296400), (285, 286000), (286, 285000), (300, 271700), (304, 268125), (312, 261250), (325, 250800), (330, 247000), (375, 217360), (380, 214500), (390, 209000), (400, 203775), (418, 195000), (429, 190000), (440, 185250), (456, 178750), (475, 171600), (494, 165000), (500, 163020), (520, 156750), (528, 154375), (550, 148200), (570, 143000), (572, 142500), (600, 135850), (624, 130625), (625, 130416), (627, 130000), (650, 125400), (660, 123500), (715, 114000), (741, 110000), (750, 108680), (760, 107250), (780, 104500), (825, 98800), (836, 97500), (858, 95000), (880, 92625), (912, 89375), (950, 85800), (975, 83600), (988, 82500), (1000, 81510), (1040, 78375), (1045, 78000), (1100, 74100), (1140, 71500), (1144, 71250), (1200, 67925), (1235, 66000), (1250, 65208), (1254, 65000), (1300, 62700), (1320, 61750), (1375, 59280), (1425, 57200), (1430, 57000), (1482, 55000), (1500, 54340), (1520, 53625), (1560, 52250), (1625, 50160), (1650, 49400), (1672, 48750), (1716, 47500), (1875, 43472), (1900, 42900), (1950, 41800), (1976, 41250), (2000, 40755), (2090, 39000), (2145, 38000), (2200, 37050), (2280, 35750), (2288, 35625), (2375, 34320), (2470, 33000), (2500, 32604), (2508, 32500), (2600, 31350), (2640, 30875), (2717, 30000), (2750, 29640), (2850, 28600), (2860, 28500), (2964, 27500), (3000, 27170), (3120, 26125), (3135, 26000), (3250, 25080), (3300, 24700), (3344, 24375), (3432, 23750), (3575, 22800), (3705, 22000), (3750, 21736), (3800, 21450), (3900, 20900), (3952, 20625), (4125, 19760), (4180, 19500), (4290, 19000), (4400, 18525), (4560, 17875), (4750, 17160), (4875, 16720), (4940, 16500), (5000, 16302), (5016, 16250), (5200, 15675), (5225, 15600), (5434, 15000), (5500, 14820), (5700, 14300), (5720, 14250), (5928, 13750), (6000, 13585), (6175, 13200), (6270, 13000), (6500, 12540), (6600, 12350), (6864, 11875), (6875, 11856), (7125, 11440), (7150, 11400), (7410, 11000), (7500, 10868), (7600, 10725), (7800, 10450), (8125, 10032), (8151, 10000), (8250, 9880), (8360, 9750), (8580, 9500)]