215499168

素因数分解:

$2^5\times 3^2\times {\mathrm{193}}^1\times {\mathrm{3877}}^1$

素因数の和:4086

約数の個数: 72

約数和(自身を含む): 616159908

約数和(自身を除く): 400660740

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 193, 288, 386, 579, 772, 1158, 1544, 1737, 2316, 3088, 3474, 3877, 4632, 6176, 6948, 7754, 9264, 11631, 13896, 15508, 18528, 23262, 27792, 31016, 34893, 46524, 55584, 62032, 69786, 93048, 124064, 139572, 186096, 279144, 372192, 558288, 748261, 1116576, 1496522, 2244783, 2993044, 4489566, 5986088, 6734349, 8979132, 11972176, 13468698, 17958264, 23944352, 26937396, 35916528, 53874792, 71833056, 107749584, 215499168]

約数ペア:

[(1, 215499168), (2, 107749584), (3, 71833056), (4, 53874792), (6, 35916528), (8, 26937396), (9, 23944352), (12, 17958264), (16, 13468698), (18, 11972176), (24, 8979132), (32, 6734349), (36, 5986088), (48, 4489566), (72, 2993044), (96, 2244783), (144, 1496522), (193, 1116576), (288, 748261), (386, 558288), (579, 372192), (772, 279144), (1158, 186096), (1544, 139572), (1737, 124064), (2316, 93048), (3088, 69786), (3474, 62032), (3877, 55584), (4632, 46524), (6176, 34893), (6948, 31016), (7754, 27792), (9264, 23262), (11631, 18528), (13896, 15508)]