161685420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2137}}^1$

素因数の和:2259

約数の個数: 96

約数和(自身を含む): 492800448

約数和(自身を除く): 331115028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 97, 130, 156, 194, 195, 260, 291, 388, 390, 485, 582, 780, 970, 1164, 1261, 1455, 1940, 2137, 2522, 2910, 3783, 4274, 5044, 5820, 6305, 6411, 7566, 8548, 10685, 12610, 12822, 15132, 18915, 21370, 25220, 25644, 27781, 32055, 37830, 42740, 55562, 64110, 75660, 83343, 111124, 128220, 138905, 166686, 207289, 277810, 333372, 414578, 416715, 555620, 621867, 829156, 833430, 1036445, 1243734, 1666860, 2072890, 2487468, 2694757, 3109335, 4145780, 5389514, 6218670, 8084271, 10779028, 12437340, 13473785, 16168542, 26947570, 32337084, 40421355, 53895140, 80842710, 161685420]

約数ペア:

[(1, 161685420), (2, 80842710), (3, 53895140), (4, 40421355), (5, 32337084), (6, 26947570), (10, 16168542), (12, 13473785), (13, 12437340), (15, 10779028), (20, 8084271), (26, 6218670), (30, 5389514), (39, 4145780), (52, 3109335), (60, 2694757), (65, 2487468), (78, 2072890), (97, 1666860), (130, 1243734), (156, 1036445), (194, 833430), (195, 829156), (260, 621867), (291, 555620), (388, 416715), (390, 414578), (485, 333372), (582, 277810), (780, 207289), (970, 166686), (1164, 138905), (1261, 128220), (1455, 111124), (1940, 83343), (2137, 75660), (2522, 64110), (2910, 55562), (3783, 42740), (4274, 37830), (5044, 32055), (5820, 27781), (6305, 25644), (6411, 25220), (7566, 21370), (8548, 18915), (10685, 15132), (12610, 12822)]