251867168

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:470

約数の個数: 96

約数和(自身を含む): 588994560

約数和(自身を除く): 337127392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 79, 86, 112, 158, 172, 224, 301, 316, 331, 344, 553, 602, 632, 662, 688, 1106, 1204, 1264, 1324, 1376, 2212, 2317, 2408, 2528, 2648, 3397, 4424, 4634, 4816, 5296, 6794, 8848, 9268, 9632, 10592, 13588, 14233, 17696, 18536, 23779, 26149, 27176, 28466, 37072, 47558, 52298, 54352, 56932, 74144, 95116, 99631, 104596, 108704, 113864, 183043, 190232, 199262, 209192, 227728, 366086, 380464, 398524, 418384, 455456, 732172, 760928, 797048, 836768, 1124407, 1464344, 1594096, 2248814, 2928688, 3188192, 4497628, 5857376, 7870849, 8995256, 15741698, 17990512, 31483396, 35981024, 62966792, 125933584, 251867168]

約数ペア:

[(1, 251867168), (2, 125933584), (4, 62966792), (7, 35981024), (8, 31483396), (14, 17990512), (16, 15741698), (28, 8995256), (32, 7870849), (43, 5857376), (56, 4497628), (79, 3188192), (86, 2928688), (112, 2248814), (158, 1594096), (172, 1464344), (224, 1124407), (301, 836768), (316, 797048), (331, 760928), (344, 732172), (553, 455456), (602, 418384), (632, 398524), (662, 380464), (688, 366086), (1106, 227728), (1204, 209192), (1264, 199262), (1324, 190232), (1376, 183043), (2212, 113864), (2317, 108704), (2408, 104596), (2528, 99631), (2648, 95116), (3397, 74144), (4424, 56932), (4634, 54352), (4816, 52298), (5296, 47558), (6794, 37072), (8848, 28466), (9268, 27176), (9632, 26149), (10592, 23779), (13588, 18536), (14233, 17696)]