31683660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 93139200

約数和(自身を除く): 61455540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 131, 139, 145, 174, 262, 278, 290, 348, 393, 417, 435, 524, 556, 580, 655, 695, 786, 834, 870, 1310, 1390, 1572, 1668, 1740, 1965, 2085, 2620, 2780, 3799, 3930, 4031, 4170, 7598, 7860, 8062, 8340, 11397, 12093, 15196, 16124, 18209, 18995, 20155, 22794, 24186, 36418, 37990, 40310, 45588, 48372, 54627, 56985, 60465, 72836, 75980, 80620, 91045, 109254, 113970, 120930, 182090, 218508, 227940, 241860, 273135, 364180, 528061, 546270, 1056122, 1092540, 1584183, 2112244, 2640305, 3168366, 5280610, 6336732, 7920915, 10561220, 15841830, 31683660]

約数ペア:

[(1, 31683660), (2, 15841830), (3, 10561220), (4, 7920915), (5, 6336732), (6, 5280610), (10, 3168366), (12, 2640305), (15, 2112244), (20, 1584183), (29, 1092540), (30, 1056122), (58, 546270), (60, 528061), (87, 364180), (116, 273135), (131, 241860), (139, 227940), (145, 218508), (174, 182090), (262, 120930), (278, 113970), (290, 109254), (348, 91045), (393, 80620), (417, 75980), (435, 72836), (524, 60465), (556, 56985), (580, 54627), (655, 48372), (695, 45588), (786, 40310), (834, 37990), (870, 36418), (1310, 24186), (1390, 22794), (1572, 20155), (1668, 18995), (1740, 18209), (1965, 16124), (2085, 15196), (2620, 12093), (2780, 11397), (3799, 8340), (3930, 8062), (4031, 7860), (4170, 7598)]