138502920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28151}}^1$

素因数の和:28206

約数の個数: 64

約数和(自身を含む): 425658240

約数和(自身を除く): 287155320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 28151, 56302, 84453, 112604, 140755, 168906, 225208, 281510, 337812, 422265, 563020, 675624, 844530, 1126040, 1154191, 1689060, 2308382, 3378120, 3462573, 4616764, 5770955, 6925146, 9233528, 11541910, 13850292, 17312865, 23083820, 27700584, 34625730, 46167640, 69251460, 138502920]

約数ペア:

[(1, 138502920), (2, 69251460), (3, 46167640), (4, 34625730), (5, 27700584), (6, 23083820), (8, 17312865), (10, 13850292), (12, 11541910), (15, 9233528), (20, 6925146), (24, 5770955), (30, 4616764), (40, 3462573), (41, 3378120), (60, 2308382), (82, 1689060), (120, 1154191), (123, 1126040), (164, 844530), (205, 675624), (246, 563020), (328, 422265), (410, 337812), (492, 281510), (615, 225208), (820, 168906), (984, 140755), (1230, 112604), (1640, 84453), (2460, 56302), (4920, 28151)]