77776740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{144031}}^1$

素因数の和:144049

約数の個数: 48

約数和(自身を含む): 241973760

約数和(自身を除く): 164197020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 144031, 288062, 432093, 576124, 720155, 864186, 1296279, 1440310, 1728372, 2160465, 2592558, 2880620, 3888837, 4320930, 5185116, 6481395, 7777674, 8641860, 12962790, 15555348, 19444185, 25925580, 38888370, 77776740]

約数ペア:

[(1, 77776740), (2, 38888370), (3, 25925580), (4, 19444185), (5, 15555348), (6, 12962790), (9, 8641860), (10, 7777674), (12, 6481395), (15, 5185116), (18, 4320930), (20, 3888837), (27, 2880620), (30, 2592558), (36, 2160465), (45, 1728372), (54, 1440310), (60, 1296279), (90, 864186), (108, 720155), (135, 576124), (180, 432093), (270, 288062), (540, 144031)]