261992904

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{1009}}^1$

素因数の和:1398

約数の個数: 64

約数和(自身を含む): 678720000

約数和(自身を除く): 416727096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 349, 372, 698, 744, 1009, 1047, 1396, 2018, 2094, 2792, 3027, 4036, 4188, 6054, 8072, 8376, 10819, 12108, 21638, 24216, 31279, 32457, 43276, 62558, 64914, 86552, 93837, 125116, 129828, 187674, 250232, 259656, 352141, 375348, 704282, 750696, 1056423, 1408564, 2112846, 2817128, 4225692, 8451384, 10916371, 21832742, 32749113, 43665484, 65498226, 87330968, 130996452, 261992904]

約数ペア:

[(1, 261992904), (2, 130996452), (3, 87330968), (4, 65498226), (6, 43665484), (8, 32749113), (12, 21832742), (24, 10916371), (31, 8451384), (62, 4225692), (93, 2817128), (124, 2112846), (186, 1408564), (248, 1056423), (349, 750696), (372, 704282), (698, 375348), (744, 352141), (1009, 259656), (1047, 250232), (1396, 187674), (2018, 129828), (2094, 125116), (2792, 93837), (3027, 86552), (4036, 64914), (4188, 62558), (6054, 43276), (8072, 32457), (8376, 31279), (10819, 24216), (12108, 21638)]