138519840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{288583}}^1$

素因数の和:288601

約数の個数: 48

約数和(自身を含む): 436339008

約数和(自身を除く): 297819168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 288583, 577166, 865749, 1154332, 1442915, 1731498, 2308664, 2885830, 3462996, 4328745, 4617328, 5771660, 6925992, 8657490, 9234656, 11543320, 13851984, 17314980, 23086640, 27703968, 34629960, 46173280, 69259920, 138519840]

約数ペア:

[(1, 138519840), (2, 69259920), (3, 46173280), (4, 34629960), (5, 27703968), (6, 23086640), (8, 17314980), (10, 13851984), (12, 11543320), (15, 9234656), (16, 8657490), (20, 6925992), (24, 5771660), (30, 4617328), (32, 4328745), (40, 3462996), (48, 2885830), (60, 2308664), (80, 1731498), (96, 1442915), (120, 1154332), (160, 865749), (240, 577166), (480, 288583)]