77887980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{48079}}^1$

素因数の和:48100

約数の個数: 60

約数和(自身を含む): 244342560

約数和(自身を除く): 166454580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 48079, 96158, 144237, 192316, 240395, 288474, 432711, 480790, 576948, 721185, 865422, 961580, 1298133, 1442370, 1730844, 2163555, 2596266, 2884740, 3894399, 4327110, 5192532, 6490665, 7788798, 8654220, 12981330, 15577596, 19471995, 25962660, 38943990, 77887980]

約数ペア:

[(1, 77887980), (2, 38943990), (3, 25962660), (4, 19471995), (5, 15577596), (6, 12981330), (9, 8654220), (10, 7788798), (12, 6490665), (15, 5192532), (18, 4327110), (20, 3894399), (27, 2884740), (30, 2596266), (36, 2163555), (45, 1730844), (54, 1442370), (60, 1298133), (81, 961580), (90, 865422), (108, 721185), (135, 576948), (162, 480790), (180, 432711), (270, 288474), (324, 240395), (405, 192316), (540, 144237), (810, 96158), (1620, 48079)]