322511140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{1723}}^1$

素因数の和:1937

約数の個数: 72

約数和(自身を含む): 792433152

約数和(自身を除く): 469922012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 191, 196, 245, 382, 490, 764, 955, 980, 1337, 1723, 1910, 2674, 3446, 3820, 5348, 6685, 6892, 8615, 9359, 12061, 13370, 17230, 18718, 24122, 26740, 34460, 37436, 46795, 48244, 60305, 84427, 93590, 120610, 168854, 187180, 241220, 329093, 337708, 422135, 658186, 844270, 1316372, 1645465, 1688540, 2303651, 3290930, 4607302, 6581860, 9214604, 11518255, 16125557, 23036510, 32251114, 46073020, 64502228, 80627785, 161255570, 322511140]

約数ペア:

[(1, 322511140), (2, 161255570), (4, 80627785), (5, 64502228), (7, 46073020), (10, 32251114), (14, 23036510), (20, 16125557), (28, 11518255), (35, 9214604), (49, 6581860), (70, 4607302), (98, 3290930), (140, 2303651), (191, 1688540), (196, 1645465), (245, 1316372), (382, 844270), (490, 658186), (764, 422135), (955, 337708), (980, 329093), (1337, 241220), (1723, 187180), (1910, 168854), (2674, 120610), (3446, 93590), (3820, 84427), (5348, 60305), (6685, 48244), (6892, 46795), (8615, 37436), (9359, 34460), (12061, 26740), (13370, 24122), (17230, 18718)]