285311520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15241}}^1$

素因数の和:15275

約数の個数: 144

約数和(自身を含む): 1048588632

約数和(自身を除く): 763277112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 15241, 18720, 30482, 45723, 60964, 76205, 91446, 121928, 137169, 152410, 182892, 198133, 228615, 243856, 274338, 304820, 365784, 396266, 457230, 487712, 548676, 594399, 609640, 685845, 731568, 792532, 914460, 990665, 1097352, 1188798, 1219280, 1371690, 1463136, 1585064, 1783197, 1828920, 1981330, 2194704, 2377596, 2438560, 2743380, 2971995, 3170128, 3566394, 3657840, 3962660, 4389408, 4755192, 5486760, 5943990, 6340256, 7132788, 7315680, 7925320, 8915985, 9510384, 10973520, 11887980, 14265576, 15850640, 17831970, 19020768, 21947040, 23775960, 28531152, 31701280, 35663940, 47551920, 57062304, 71327880, 95103840, 142655760, 285311520]

約数ペア:

[(1, 285311520), (2, 142655760), (3, 95103840), (4, 71327880), (5, 57062304), (6, 47551920), (8, 35663940), (9, 31701280), (10, 28531152), (12, 23775960), (13, 21947040), (15, 19020768), (16, 17831970), (18, 15850640), (20, 14265576), (24, 11887980), (26, 10973520), (30, 9510384), (32, 8915985), (36, 7925320), (39, 7315680), (40, 7132788), (45, 6340256), (48, 5943990), (52, 5486760), (60, 4755192), (65, 4389408), (72, 3962660), (78, 3657840), (80, 3566394), (90, 3170128), (96, 2971995), (104, 2743380), (117, 2438560), (120, 2377596), (130, 2194704), (144, 1981330), (156, 1828920), (160, 1783197), (180, 1585064), (195, 1463136), (208, 1371690), (234, 1219280), (240, 1188798), (260, 1097352), (288, 990665), (312, 914460), (360, 792532), (390, 731568), (416, 685845), (468, 609640), (480, 594399), (520, 548676), (585, 487712), (624, 457230), (720, 396266), (780, 365784), (936, 304820), (1040, 274338), (1170, 243856), (1248, 228615), (1440, 198133), (1560, 182892), (1872, 152410), (2080, 137169), (2340, 121928), (3120, 91446), (3744, 76205), (4680, 60964), (6240, 45723), (9360, 30482), (15241, 18720)]