285208680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1871

約数の個数: 128

約数和(自身を含む): 904273920

約数和(自身を除く): 619065240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 516, 620, 645, 744, 860, 930, 1032, 1240, 1290, 1333, 1720, 1783, 1860, 2580, 2666, 3566, 3720, 3999, 5160, 5332, 5349, 6665, 7132, 7998, 8915, 10664, 10698, 13330, 14264, 15996, 17830, 19995, 21396, 26660, 26745, 31992, 35660, 39990, 42792, 53320, 53490, 55273, 71320, 76669, 79980, 106980, 110546, 153338, 159960, 165819, 213960, 221092, 230007, 276365, 306676, 331638, 383345, 442184, 460014, 552730, 613352, 663276, 766690, 829095, 920028, 1105460, 1150035, 1326552, 1533380, 1658190, 1840056, 2210920, 2300070, 2376739, 3066760, 3316380, 4600140, 4753478, 6632760, 7130217, 9200280, 9506956, 11883695, 14260434, 19013912, 23767390, 28520868, 35651085, 47534780, 57041736, 71302170, 95069560, 142604340, 285208680]

約数ペア:

[(1, 285208680), (2, 142604340), (3, 95069560), (4, 71302170), (5, 57041736), (6, 47534780), (8, 35651085), (10, 28520868), (12, 23767390), (15, 19013912), (20, 14260434), (24, 11883695), (30, 9506956), (31, 9200280), (40, 7130217), (43, 6632760), (60, 4753478), (62, 4600140), (86, 3316380), (93, 3066760), (120, 2376739), (124, 2300070), (129, 2210920), (155, 1840056), (172, 1658190), (186, 1533380), (215, 1326552), (248, 1150035), (258, 1105460), (310, 920028), (344, 829095), (372, 766690), (430, 663276), (465, 613352), (516, 552730), (620, 460014), (645, 442184), (744, 383345), (860, 331638), (930, 306676), (1032, 276365), (1240, 230007), (1290, 221092), (1333, 213960), (1720, 165819), (1783, 159960), (1860, 153338), (2580, 110546), (2666, 106980), (3566, 79980), (3720, 76669), (3999, 71320), (5160, 55273), (5332, 53490), (5349, 53320), (6665, 42792), (7132, 39990), (7998, 35660), (8915, 31992), (10664, 26745), (10698, 26660), (13330, 21396), (14264, 19995), (15996, 17830)]