131529840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42157}}^1$

素因数の和:42186

約数の個数: 80

約数和(自身を含む): 439117728

約数和(自身を除く): 307587888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 42157, 84314, 126471, 168628, 210785, 252942, 337256, 421570, 505884, 548041, 632355, 674512, 843140, 1011768, 1096082, 1264710, 1644123, 1686280, 2023536, 2192164, 2529420, 2740205, 3288246, 3372560, 4384328, 5058840, 5480410, 6576492, 8220615, 8768656, 10117680, 10960820, 13152984, 16441230, 21921640, 26305968, 32882460, 43843280, 65764920, 131529840]

約数ペア:

[(1, 131529840), (2, 65764920), (3, 43843280), (4, 32882460), (5, 26305968), (6, 21921640), (8, 16441230), (10, 13152984), (12, 10960820), (13, 10117680), (15, 8768656), (16, 8220615), (20, 6576492), (24, 5480410), (26, 5058840), (30, 4384328), (39, 3372560), (40, 3288246), (48, 2740205), (52, 2529420), (60, 2192164), (65, 2023536), (78, 1686280), (80, 1644123), (104, 1264710), (120, 1096082), (130, 1011768), (156, 843140), (195, 674512), (208, 632355), (240, 548041), (260, 505884), (312, 421570), (390, 337256), (520, 252942), (624, 210785), (780, 168628), (1040, 126471), (1560, 84314), (3120, 42157)]