140794160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 354456480

約数和(自身を除く): 213662320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 331, 409, 520, 662, 818, 1040, 1324, 1636, 1655, 2045, 2648, 3272, 3310, 4090, 4303, 5296, 5317, 6544, 6620, 8180, 8606, 10634, 13240, 16360, 17212, 21268, 21515, 26480, 26585, 32720, 34424, 42536, 43030, 53170, 68848, 85072, 86060, 106340, 135379, 172120, 212680, 270758, 344240, 425360, 541516, 676895, 1083032, 1353790, 1759927, 2166064, 2707580, 3519854, 5415160, 7039708, 8799635, 10830320, 14079416, 17599270, 28158832, 35198540, 70397080, 140794160]

約数ペア:

[(1, 140794160), (2, 70397080), (4, 35198540), (5, 28158832), (8, 17599270), (10, 14079416), (13, 10830320), (16, 8799635), (20, 7039708), (26, 5415160), (40, 3519854), (52, 2707580), (65, 2166064), (80, 1759927), (104, 1353790), (130, 1083032), (208, 676895), (260, 541516), (331, 425360), (409, 344240), (520, 270758), (662, 212680), (818, 172120), (1040, 135379), (1324, 106340), (1636, 86060), (1655, 85072), (2045, 68848), (2648, 53170), (3272, 43030), (3310, 42536), (4090, 34424), (4303, 32720), (5296, 26585), (5317, 26480), (6544, 21515), (6620, 21268), (8180, 17212), (8606, 16360), (10634, 13240)]