16147980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{317}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 49310352

約数和(自身を除く): 33162372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 283, 317, 566, 634, 849, 951, 1132, 1268, 1415, 1585, 1698, 1902, 2547, 2830, 2853, 3170, 3396, 3804, 4245, 4755, 5094, 5660, 5706, 6340, 8490, 9510, 10188, 11412, 12735, 14265, 16980, 19020, 25470, 28530, 50940, 57060, 89711, 179422, 269133, 358844, 448555, 538266, 807399, 897110, 1076532, 1345665, 1614798, 1794220, 2691330, 3229596, 4036995, 5382660, 8073990, 16147980]

約数ペア:

[(1, 16147980), (2, 8073990), (3, 5382660), (4, 4036995), (5, 3229596), (6, 2691330), (9, 1794220), (10, 1614798), (12, 1345665), (15, 1076532), (18, 897110), (20, 807399), (30, 538266), (36, 448555), (45, 358844), (60, 269133), (90, 179422), (180, 89711), (283, 57060), (317, 50940), (566, 28530), (634, 25470), (849, 19020), (951, 16980), (1132, 14265), (1268, 12735), (1415, 11412), (1585, 10188), (1698, 9510), (1902, 8490), (2547, 6340), (2830, 5706), (2853, 5660), (3170, 5094), (3396, 4755), (3804, 4245)]