123129840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{513041}}^1$

素因数の和:513057

約数の個数: 40

約数和(自身を含む): 381703248

約数和(自身を除く): 258573408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 513041, 1026082, 1539123, 2052164, 2565205, 3078246, 4104328, 5130410, 6156492, 7695615, 8208656, 10260820, 12312984, 15391230, 20521640, 24625968, 30782460, 41043280, 61564920, 123129840]

約数ペア:

[(1, 123129840), (2, 61564920), (3, 41043280), (4, 30782460), (5, 24625968), (6, 20521640), (8, 15391230), (10, 12312984), (12, 10260820), (15, 8208656), (16, 7695615), (20, 6156492), (24, 5130410), (30, 4104328), (40, 3078246), (48, 2565205), (60, 2052164), (80, 1539123), (120, 1026082), (240, 513041)]