217804560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{17123}}^1$

素因数の和:17192

約数の個数: 80

約数和(自身を含む): 687973824

約数和(自身を除く): 470169264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720, 17123, 34246, 51369, 68492, 85615, 102738, 136984, 171230, 205476, 256845, 273968, 342460, 410952, 513690, 684920, 821904, 907519, 1027380, 1369840, 1815038, 2054760, 2722557, 3630076, 4109520, 4537595, 5445114, 7260152, 9075190, 10890228, 13612785, 14520304, 18150380, 21780456, 27225570, 36300760, 43560912, 54451140, 72601520, 108902280, 217804560]

約数ペア:

[(1, 217804560), (2, 108902280), (3, 72601520), (4, 54451140), (5, 43560912), (6, 36300760), (8, 27225570), (10, 21780456), (12, 18150380), (15, 14520304), (16, 13612785), (20, 10890228), (24, 9075190), (30, 7260152), (40, 5445114), (48, 4537595), (53, 4109520), (60, 3630076), (80, 2722557), (106, 2054760), (120, 1815038), (159, 1369840), (212, 1027380), (240, 907519), (265, 821904), (318, 684920), (424, 513690), (530, 410952), (636, 342460), (795, 273968), (848, 256845), (1060, 205476), (1272, 171230), (1590, 136984), (2120, 102738), (2544, 85615), (3180, 68492), (4240, 51369), (6360, 34246), (12720, 17123)]