131596860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 383846400

約数和(自身を除く): 252249540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 139, 155, 186, 278, 310, 372, 417, 465, 509, 556, 620, 695, 834, 930, 1018, 1390, 1527, 1668, 1860, 2036, 2085, 2545, 2780, 3054, 4170, 4309, 5090, 6108, 7635, 8340, 8618, 10180, 12927, 15270, 15779, 17236, 21545, 25854, 30540, 31558, 43090, 47337, 51708, 63116, 64635, 70751, 78895, 86180, 94674, 129270, 141502, 157790, 189348, 212253, 236685, 258540, 283004, 315580, 353755, 424506, 473370, 707510, 849012, 946740, 1061265, 1415020, 2122530, 2193281, 4245060, 4386562, 6579843, 8773124, 10966405, 13159686, 21932810, 26319372, 32899215, 43865620, 65798430, 131596860]

約数ペア:

[(1, 131596860), (2, 65798430), (3, 43865620), (4, 32899215), (5, 26319372), (6, 21932810), (10, 13159686), (12, 10966405), (15, 8773124), (20, 6579843), (30, 4386562), (31, 4245060), (60, 2193281), (62, 2122530), (93, 1415020), (124, 1061265), (139, 946740), (155, 849012), (186, 707510), (278, 473370), (310, 424506), (372, 353755), (417, 315580), (465, 283004), (509, 258540), (556, 236685), (620, 212253), (695, 189348), (834, 157790), (930, 141502), (1018, 129270), (1390, 94674), (1527, 86180), (1668, 78895), (1860, 70751), (2036, 64635), (2085, 63116), (2545, 51708), (2780, 47337), (3054, 43090), (4170, 31558), (4309, 30540), (5090, 25854), (6108, 21545), (7635, 17236), (8340, 15779), (8618, 15270), (10180, 12927)]