117763720

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 272160000

約数和(自身を除く): 154396280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 83, 158, 166, 316, 332, 395, 415, 449, 632, 664, 790, 830, 898, 1580, 1660, 1796, 2245, 3160, 3320, 3592, 4490, 6557, 8980, 13114, 17960, 26228, 32785, 35471, 37267, 52456, 65570, 70942, 74534, 131140, 141884, 149068, 177355, 186335, 262280, 283768, 298136, 354710, 372670, 709420, 745340, 1418840, 1490680, 2944093, 5888186, 11776372, 14720465, 23552744, 29440930, 58881860, 117763720]

約数ペア:

[(1, 117763720), (2, 58881860), (4, 29440930), (5, 23552744), (8, 14720465), (10, 11776372), (20, 5888186), (40, 2944093), (79, 1490680), (83, 1418840), (158, 745340), (166, 709420), (316, 372670), (332, 354710), (395, 298136), (415, 283768), (449, 262280), (632, 186335), (664, 177355), (790, 149068), (830, 141884), (898, 131140), (1580, 74534), (1660, 70942), (1796, 65570), (2245, 52456), (3160, 37267), (3320, 35471), (3592, 32785), (4490, 26228), (6557, 17960), (8980, 13114)]