123232440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:413

約数の個数: 128

約数和(自身を含む): 385873920

約数和(自身を除く): 262641480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 157, 186, 211, 248, 310, 314, 372, 422, 465, 471, 620, 628, 633, 744, 785, 844, 930, 942, 1055, 1240, 1256, 1266, 1570, 1688, 1860, 1884, 2110, 2355, 2532, 3140, 3165, 3720, 3768, 4220, 4710, 4867, 5064, 6280, 6330, 6541, 8440, 9420, 9734, 12660, 13082, 14601, 18840, 19468, 19623, 24335, 25320, 26164, 29202, 32705, 33127, 38936, 39246, 48670, 52328, 58404, 65410, 66254, 73005, 78492, 97340, 98115, 99381, 116808, 130820, 132508, 146010, 156984, 165635, 194680, 196230, 198762, 261640, 265016, 292020, 331270, 392460, 397524, 496905, 584040, 662540, 784920, 795048, 993810, 1026937, 1325080, 1987620, 2053874, 3080811, 3975240, 4107748, 5134685, 6161622, 8215496, 10269370, 12323244, 15404055, 20538740, 24646488, 30808110, 41077480, 61616220, 123232440]

約数ペア:

[(1, 123232440), (2, 61616220), (3, 41077480), (4, 30808110), (5, 24646488), (6, 20538740), (8, 15404055), (10, 12323244), (12, 10269370), (15, 8215496), (20, 6161622), (24, 5134685), (30, 4107748), (31, 3975240), (40, 3080811), (60, 2053874), (62, 1987620), (93, 1325080), (120, 1026937), (124, 993810), (155, 795048), (157, 784920), (186, 662540), (211, 584040), (248, 496905), (310, 397524), (314, 392460), (372, 331270), (422, 292020), (465, 265016), (471, 261640), (620, 198762), (628, 196230), (633, 194680), (744, 165635), (785, 156984), (844, 146010), (930, 132508), (942, 130820), (1055, 116808), (1240, 99381), (1256, 98115), (1266, 97340), (1570, 78492), (1688, 73005), (1860, 66254), (1884, 65410), (2110, 58404), (2355, 52328), (2532, 48670), (3140, 39246), (3165, 38936), (3720, 33127), (3768, 32705), (4220, 29202), (4710, 26164), (4867, 25320), (5064, 24335), (6280, 19623), (6330, 19468), (6541, 18840), (8440, 14601), (9420, 13082), (9734, 12660)]