66223980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{40879}}^1$

素因数の和:40900

約数の個数: 60

約数和(自身を含む): 207752160

約数和(自身を除く): 141528180

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, 40879, 81758, 122637, 163516, 204395, 245274, 367911, 408790, 490548, 613185, 735822, 817580, 1103733, 1226370, 1471644, 1839555, 2207466, 2452740, 3311199, 3679110, 4414932, 5518665, 6622398, 7358220, 11037330, 13244796, 16555995, 22074660, 33111990, 66223980]

約数ペア:

[(1, 66223980), (2, 33111990), (3, 22074660), (4, 16555995), (5, 13244796), (6, 11037330), (9, 7358220), (10, 6622398), (12, 5518665), (15, 4414932), (18, 3679110), (20, 3311199), (27, 2452740), (30, 2207466), (36, 1839555), (45, 1471644), (54, 1226370), (60, 1103733), (81, 817580), (90, 735822), (108, 613185), (135, 490548), (162, 408790), (180, 367911), (270, 245274), (324, 204395), (405, 163516), (540, 122637), (810, 81758), (1620, 40879)]