143773240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{276487}}^1$

素因数の和:276511

約数の個数: 32

約数和(自身を含む): 348374880

約数和(自身を除く): 204601640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 276487, 552974, 1105948, 1382435, 2211896, 2764870, 3594331, 5529740, 7188662, 11059480, 14377324, 17971655, 28754648, 35943310, 71886620, 143773240]

約数ペア:

[(1, 143773240), (2, 71886620), (4, 35943310), (5, 28754648), (8, 17971655), (10, 14377324), (13, 11059480), (20, 7188662), (26, 5529740), (40, 3594331), (52, 2764870), (65, 2211896), (104, 1382435), (130, 1105948), (260, 552974), (520, 276487)]