157621360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4889}}^1$

素因数の和:4946

約数の個数: 80

約数和(自身を含む): 407473920

約数和(自身を除く): 249852560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 4889, 6448, 8060, 9778, 16120, 19556, 24445, 32240, 39112, 48890, 63557, 78224, 97780, 127114, 151559, 195560, 254228, 303118, 317785, 391120, 508456, 606236, 635570, 757795, 1016912, 1212472, 1271140, 1515590, 1970267, 2424944, 2542280, 3031180, 3940534, 5084560, 6062360, 7881068, 9851335, 12124720, 15762136, 19702670, 31524272, 39405340, 78810680, 157621360]

約数ペア:

[(1, 157621360), (2, 78810680), (4, 39405340), (5, 31524272), (8, 19702670), (10, 15762136), (13, 12124720), (16, 9851335), (20, 7881068), (26, 6062360), (31, 5084560), (40, 3940534), (52, 3031180), (62, 2542280), (65, 2424944), (80, 1970267), (104, 1515590), (124, 1271140), (130, 1212472), (155, 1016912), (208, 757795), (248, 635570), (260, 606236), (310, 508456), (403, 391120), (496, 317785), (520, 303118), (620, 254228), (806, 195560), (1040, 151559), (1240, 127114), (1612, 97780), (2015, 78224), (2480, 63557), (3224, 48890), (4030, 39112), (4889, 32240), (6448, 24445), (8060, 19556), (9778, 16120)]