623474520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{21739}}^1$

素因数の和:21992

約数の個数: 64

約数和(自身を含む): 1878336000

約数和(自身を除く): 1254861480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 4780, 5736, 7170, 9560, 14340, 21739, 28680, 43478, 65217, 86956, 108695, 130434, 173912, 217390, 260868, 326085, 434780, 521736, 652170, 869560, 1304340, 2608680, 5195621, 10391242, 15586863, 20782484, 25978105, 31173726, 41564968, 51956210, 62347452, 77934315, 103912420, 124694904, 155868630, 207824840, 311737260, 623474520]

約数ペア:

[(1, 623474520), (2, 311737260), (3, 207824840), (4, 155868630), (5, 124694904), (6, 103912420), (8, 77934315), (10, 62347452), (12, 51956210), (15, 41564968), (20, 31173726), (24, 25978105), (30, 20782484), (40, 15586863), (60, 10391242), (120, 5195621), (239, 2608680), (478, 1304340), (717, 869560), (956, 652170), (1195, 521736), (1434, 434780), (1912, 326085), (2390, 260868), (2868, 217390), (3585, 173912), (4780, 130434), (5736, 108695), (7170, 86956), (9560, 65217), (14340, 43478), (21739, 28680)]