179503340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{239}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 409510080

約数和(自身を除く): 230006740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 239, 340, 470, 478, 799, 940, 956, 1195, 1598, 2209, 2390, 3196, 3995, 4063, 4418, 4780, 7990, 8126, 8836, 11045, 11233, 15980, 16252, 20315, 22090, 22466, 37553, 40630, 44180, 44932, 56165, 75106, 81260, 112330, 150212, 187765, 190961, 224660, 375530, 381922, 527951, 751060, 763844, 954805, 1055902, 1909610, 2111804, 2639755, 3819220, 5279510, 8975167, 10559020, 17950334, 35900668, 44875835, 89751670, 179503340]

約数ペア:

[(1, 179503340), (2, 89751670), (4, 44875835), (5, 35900668), (10, 17950334), (17, 10559020), (20, 8975167), (34, 5279510), (47, 3819220), (68, 2639755), (85, 2111804), (94, 1909610), (170, 1055902), (188, 954805), (235, 763844), (239, 751060), (340, 527951), (470, 381922), (478, 375530), (799, 224660), (940, 190961), (956, 187765), (1195, 150212), (1598, 112330), (2209, 81260), (2390, 75106), (3196, 56165), (3995, 44932), (4063, 44180), (4418, 40630), (4780, 37553), (7990, 22466), (8126, 22090), (8836, 20315), (11045, 16252), (11233, 15980)]