803889840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257657}}^1$

素因数の和:257686

約数の個数: 80

約数和(自身を含む): 2683765728

約数和(自身を除く): 1879875888

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, 257657, 515314, 772971, 1030628, 1288285, 1545942, 2061256, 2576570, 3091884, 3349541, 3864855, 4122512, 5153140, 6183768, 6699082, 7729710, 10048623, 10306280, 12367536, 13398164, 15459420, 16747705, 20097246, 20612560, 26796328, 30918840, 33495410, 40194492, 50243115, 53592656, 61837680, 66990820, 80388984, 100486230, 133981640, 160777968, 200972460, 267963280, 401944920, 803889840]

約数ペア:

[(1, 803889840), (2, 401944920), (3, 267963280), (4, 200972460), (5, 160777968), (6, 133981640), (8, 100486230), (10, 80388984), (12, 66990820), (13, 61837680), (15, 53592656), (16, 50243115), (20, 40194492), (24, 33495410), (26, 30918840), (30, 26796328), (39, 20612560), (40, 20097246), (48, 16747705), (52, 15459420), (60, 13398164), (65, 12367536), (78, 10306280), (80, 10048623), (104, 7729710), (120, 6699082), (130, 6183768), (156, 5153140), (195, 4122512), (208, 3864855), (240, 3349541), (260, 3091884), (312, 2576570), (390, 2061256), (520, 1545942), (624, 1288285), (780, 1030628), (1040, 772971), (1560, 515314), (3120, 257657)]