8140080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2609}}^1$

素因数の和:2638

約数の個数: 80

約数和(自身を含む): 27185760

約数和(自身を除く): 19045680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 2609, 3120, 5218, 7827, 10436, 13045, 15654, 20872, 26090, 31308, 33917, 39135, 41744, 52180, 62616, 67834, 78270, 101751, 104360, 125232, 135668, 156540, 169585, 203502, 208720, 271336, 313080, 339170, 407004, 508755, 542672, 626160, 678340, 814008, 1017510, 1356680, 1628016, 2035020, 2713360, 4070040, 8140080]

約数ペア:

[(1, 8140080), (2, 4070040), (3, 2713360), (4, 2035020), (5, 1628016), (6, 1356680), (8, 1017510), (10, 814008), (12, 678340), (13, 626160), (15, 542672), (16, 508755), (20, 407004), (24, 339170), (26, 313080), (30, 271336), (39, 208720), (40, 203502), (48, 169585), (52, 156540), (60, 135668), (65, 125232), (78, 104360), (80, 101751), (104, 78270), (120, 67834), (130, 62616), (156, 52180), (195, 41744), (208, 39135), (240, 33917), (260, 31308), (312, 26090), (390, 20872), (520, 15654), (624, 13045), (780, 10436), (1040, 7827), (1560, 5218), (2609, 3120)]