179905120

素因数分解:

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

素因数の和:468

約数の個数: 96

約数和(自身を含む): 441745920

約数和(自身を除く): 261840800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 79, 80, 86, 158, 160, 172, 215, 316, 331, 344, 395, 430, 632, 662, 688, 790, 860, 1264, 1324, 1376, 1580, 1655, 1720, 2528, 2648, 3160, 3310, 3397, 3440, 5296, 6320, 6620, 6794, 6880, 10592, 12640, 13240, 13588, 14233, 16985, 26149, 26480, 27176, 28466, 33970, 52298, 52960, 54352, 56932, 67940, 71165, 104596, 108704, 113864, 130745, 135880, 142330, 209192, 227728, 261490, 271760, 284660, 418384, 455456, 522980, 543520, 569320, 836768, 1045960, 1124407, 1138640, 2091920, 2248814, 2277280, 4183840, 4497628, 5622035, 8995256, 11244070, 17990512, 22488140, 35981024, 44976280, 89952560, 179905120]

約数ペア:

[(1, 179905120), (2, 89952560), (4, 44976280), (5, 35981024), (8, 22488140), (10, 17990512), (16, 11244070), (20, 8995256), (32, 5622035), (40, 4497628), (43, 4183840), (79, 2277280), (80, 2248814), (86, 2091920), (158, 1138640), (160, 1124407), (172, 1045960), (215, 836768), (316, 569320), (331, 543520), (344, 522980), (395, 455456), (430, 418384), (632, 284660), (662, 271760), (688, 261490), (790, 227728), (860, 209192), (1264, 142330), (1324, 135880), (1376, 130745), (1580, 113864), (1655, 108704), (1720, 104596), (2528, 71165), (2648, 67940), (3160, 56932), (3310, 54352), (3397, 52960), (3440, 52298), (5296, 33970), (6320, 28466), (6620, 27176), (6794, 26480), (6880, 26149), (10592, 16985), (12640, 14233), (13240, 13588)]