620032920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1663}}^1$

素因数の和:1929

約数の個数: 128

約数和(自身を含む): 2012774400

約数和(自身を除く): 1392741480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 239, 260, 312, 390, 478, 520, 717, 780, 956, 1195, 1434, 1560, 1663, 1912, 2390, 2868, 3107, 3326, 3585, 4780, 4989, 5736, 6214, 6652, 7170, 8315, 9321, 9560, 9978, 12428, 13304, 14340, 15535, 16630, 18642, 19956, 21619, 24856, 24945, 28680, 31070, 33260, 37284, 39912, 43238, 46605, 49890, 62140, 64857, 66520, 74568, 86476, 93210, 99780, 108095, 124280, 129714, 172952, 186420, 199560, 216190, 259428, 324285, 372840, 397457, 432380, 518856, 648570, 794914, 864760, 1192371, 1297140, 1589828, 1987285, 2384742, 2594280, 3179656, 3974570, 4769484, 5166941, 5961855, 7949140, 9538968, 10333882, 11923710, 15500823, 15898280, 20667764, 23847420, 25834705, 31001646, 41335528, 47694840, 51669410, 62003292, 77504115, 103338820, 124006584, 155008230, 206677640, 310016460, 620032920]

約数ペア:

[(1, 620032920), (2, 310016460), (3, 206677640), (4, 155008230), (5, 124006584), (6, 103338820), (8, 77504115), (10, 62003292), (12, 51669410), (13, 47694840), (15, 41335528), (20, 31001646), (24, 25834705), (26, 23847420), (30, 20667764), (39, 15898280), (40, 15500823), (52, 11923710), (60, 10333882), (65, 9538968), (78, 7949140), (104, 5961855), (120, 5166941), (130, 4769484), (156, 3974570), (195, 3179656), (239, 2594280), (260, 2384742), (312, 1987285), (390, 1589828), (478, 1297140), (520, 1192371), (717, 864760), (780, 794914), (956, 648570), (1195, 518856), (1434, 432380), (1560, 397457), (1663, 372840), (1912, 324285), (2390, 259428), (2868, 216190), (3107, 199560), (3326, 186420), (3585, 172952), (4780, 129714), (4989, 124280), (5736, 108095), (6214, 99780), (6652, 93210), (7170, 86476), (8315, 74568), (9321, 66520), (9560, 64857), (9978, 62140), (12428, 49890), (13304, 46605), (14340, 43238), (15535, 39912), (16630, 37284), (18642, 33260), (19956, 31070), (21619, 28680), (24856, 24945)]