168289680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53939}}^1$

素因数の和:53968

約数の個数: 80

約数和(自身を含む): 561839040

約数和(自身を除く): 393549360

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, 3120, 53939, 107878, 161817, 215756, 269695, 323634, 431512, 539390, 647268, 701207, 809085, 863024, 1078780, 1294536, 1402414, 1618170, 2103621, 2157560, 2589072, 2804828, 3236340, 3506035, 4207242, 4315120, 5609656, 6472680, 7012070, 8414484, 10518105, 11219312, 12945360, 14024140, 16828968, 21036210, 28048280, 33657936, 42072420, 56096560, 84144840, 168289680]

約数ペア:

[(1, 168289680), (2, 84144840), (3, 56096560), (4, 42072420), (5, 33657936), (6, 28048280), (8, 21036210), (10, 16828968), (12, 14024140), (13, 12945360), (15, 11219312), (16, 10518105), (20, 8414484), (24, 7012070), (26, 6472680), (30, 5609656), (39, 4315120), (40, 4207242), (48, 3506035), (52, 3236340), (60, 2804828), (65, 2589072), (78, 2157560), (80, 2103621), (104, 1618170), (120, 1402414), (130, 1294536), (156, 1078780), (195, 863024), (208, 809085), (240, 701207), (260, 647268), (312, 539390), (390, 431512), (520, 323634), (624, 269695), (780, 215756), (1040, 161817), (1560, 107878), (3120, 53939)]