168724260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21799}}^1$

素因数の和:21857

約数の個数: 72

約数和(自身を含む): 523723200

約数和(自身を除く): 354998940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 21799, 43598, 65397, 87196, 108995, 130794, 196191, 217990, 261588, 326985, 392382, 435980, 653970, 784764, 937357, 980955, 1307940, 1874714, 1961910, 2812071, 3749428, 3923820, 4686785, 5624142, 8436213, 9373570, 11248284, 14060355, 16872426, 18747140, 28120710, 33744852, 42181065, 56241420, 84362130, 168724260]

約数ペア:

[(1, 168724260), (2, 84362130), (3, 56241420), (4, 42181065), (5, 33744852), (6, 28120710), (9, 18747140), (10, 16872426), (12, 14060355), (15, 11248284), (18, 9373570), (20, 8436213), (30, 5624142), (36, 4686785), (43, 3923820), (45, 3749428), (60, 2812071), (86, 1961910), (90, 1874714), (129, 1307940), (172, 980955), (180, 937357), (215, 784764), (258, 653970), (387, 435980), (430, 392382), (516, 326985), (645, 261588), (774, 217990), (860, 196191), (1290, 130794), (1548, 108995), (1935, 87196), (2580, 65397), (3870, 43598), (7740, 21799)]