19876200

素因数分解:

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

素因数の和:387

約数の個数: 96

約数和(自身を含む): 62302560

約数和(自身を除く): 42426360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 157, 200, 211, 300, 314, 422, 471, 600, 628, 633, 785, 844, 942, 1055, 1256, 1266, 1570, 1688, 1884, 2110, 2355, 2532, 3140, 3165, 3768, 3925, 4220, 4710, 5064, 5275, 6280, 6330, 7850, 8440, 9420, 10550, 11775, 12660, 15700, 15825, 18840, 21100, 23550, 25320, 31400, 31650, 33127, 42200, 47100, 63300, 66254, 94200, 99381, 126600, 132508, 165635, 198762, 265016, 331270, 397524, 496905, 662540, 795048, 828175, 993810, 1325080, 1656350, 1987620, 2484525, 3312700, 3975240, 4969050, 6625400, 9938100, 19876200]

約数ペア:

[(1, 19876200), (2, 9938100), (3, 6625400), (4, 4969050), (5, 3975240), (6, 3312700), (8, 2484525), (10, 1987620), (12, 1656350), (15, 1325080), (20, 993810), (24, 828175), (25, 795048), (30, 662540), (40, 496905), (50, 397524), (60, 331270), (75, 265016), (100, 198762), (120, 165635), (150, 132508), (157, 126600), (200, 99381), (211, 94200), (300, 66254), (314, 63300), (422, 47100), (471, 42200), (600, 33127), (628, 31650), (633, 31400), (785, 25320), (844, 23550), (942, 21100), (1055, 18840), (1256, 15825), (1266, 15700), (1570, 12660), (1688, 11775), (1884, 10550), (2110, 9420), (2355, 8440), (2532, 7850), (3140, 6330), (3165, 6280), (3768, 5275), (3925, 5064), (4220, 4710)]