318661140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{997}}^1$

素因数の和:1777

約数の個数: 96

約数和(自身を含む): 1022079744

約数和(自身を除く): 703418604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 761, 997, 1522, 1994, 2283, 2991, 3044, 3805, 3988, 4566, 4985, 5327, 5982, 6979, 7610, 9132, 9970, 10654, 11415, 11964, 13958, 14955, 15220, 15981, 19940, 20937, 21308, 22830, 26635, 27916, 29910, 31962, 34895, 41874, 45660, 53270, 59820, 63924, 69790, 79905, 83748, 104685, 106540, 139580, 159810, 209370, 319620, 418740, 758717, 1517434, 2276151, 3034868, 3793585, 4552302, 5311019, 7587170, 9104604, 10622038, 11380755, 15174340, 15933057, 21244076, 22761510, 26555095, 31866114, 45523020, 53110190, 63732228, 79665285, 106220380, 159330570, 318661140]

約数ペア:

[(1, 318661140), (2, 159330570), (3, 106220380), (4, 79665285), (5, 63732228), (6, 53110190), (7, 45523020), (10, 31866114), (12, 26555095), (14, 22761510), (15, 21244076), (20, 15933057), (21, 15174340), (28, 11380755), (30, 10622038), (35, 9104604), (42, 7587170), (60, 5311019), (70, 4552302), (84, 3793585), (105, 3034868), (140, 2276151), (210, 1517434), (420, 758717), (761, 418740), (997, 319620), (1522, 209370), (1994, 159810), (2283, 139580), (2991, 106540), (3044, 104685), (3805, 83748), (3988, 79905), (4566, 69790), (4985, 63924), (5327, 59820), (5982, 53270), (6979, 45660), (7610, 41874), (9132, 34895), (9970, 31962), (10654, 29910), (11415, 27916), (11964, 26635), (13958, 22830), (14955, 21308), (15220, 20937), (15981, 19940)]