163958520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:805

約数の個数: 128

約数和(自身を含む): 539965440

約数和(自身を除く): 376006920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 223, 264, 330, 440, 446, 557, 660, 669, 892, 1114, 1115, 1320, 1338, 1671, 1784, 2228, 2230, 2453, 2676, 2785, 3342, 3345, 4456, 4460, 4906, 5352, 5570, 6127, 6684, 6690, 7359, 8355, 8920, 9812, 11140, 12254, 12265, 13368, 13380, 14718, 16710, 18381, 19624, 22280, 24508, 24530, 26760, 29436, 30635, 33420, 36762, 36795, 49016, 49060, 58872, 61270, 66840, 73524, 73590, 91905, 98120, 122540, 124211, 147048, 147180, 183810, 245080, 248422, 294360, 367620, 372633, 496844, 621055, 735240, 745266, 993688, 1242110, 1366321, 1490532, 1863165, 2484220, 2732642, 2981064, 3726330, 4098963, 4968440, 5465284, 6831605, 7452660, 8197926, 10930568, 13663210, 14905320, 16395852, 20494815, 27326420, 32791704, 40989630, 54652840, 81979260, 163958520]

約数ペア:

[(1, 163958520), (2, 81979260), (3, 54652840), (4, 40989630), (5, 32791704), (6, 27326420), (8, 20494815), (10, 16395852), (11, 14905320), (12, 13663210), (15, 10930568), (20, 8197926), (22, 7452660), (24, 6831605), (30, 5465284), (33, 4968440), (40, 4098963), (44, 3726330), (55, 2981064), (60, 2732642), (66, 2484220), (88, 1863165), (110, 1490532), (120, 1366321), (132, 1242110), (165, 993688), (220, 745266), (223, 735240), (264, 621055), (330, 496844), (440, 372633), (446, 367620), (557, 294360), (660, 248422), (669, 245080), (892, 183810), (1114, 147180), (1115, 147048), (1320, 124211), (1338, 122540), (1671, 98120), (1784, 91905), (2228, 73590), (2230, 73524), (2453, 66840), (2676, 61270), (2785, 58872), (3342, 49060), (3345, 49016), (4456, 36795), (4460, 36762), (4906, 33420), (5352, 30635), (5570, 29436), (6127, 26760), (6684, 24530), (6690, 24508), (7359, 22280), (8355, 19624), (8920, 18381), (9812, 16710), (11140, 14718), (12254, 13380), (12265, 13368)]