171217620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{135887}}^1$

素因数の和:135909

約数の個数: 72

約数和(自身を含む): 593558784

約数和(自身を除く): 422341164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 135887, 271774, 407661, 543548, 679435, 815322, 951209, 1222983, 1358870, 1630644, 1902418, 2038305, 2445966, 2717740, 2853627, 3804836, 4076610, 4756045, 4891932, 5707254, 6114915, 8153220, 8560881, 9512090, 11414508, 12229830, 14268135, 17121762, 19024180, 24459660, 28536270, 34243524, 42804405, 57072540, 85608810, 171217620]

約数ペア:

[(1, 171217620), (2, 85608810), (3, 57072540), (4, 42804405), (5, 34243524), (6, 28536270), (7, 24459660), (9, 19024180), (10, 17121762), (12, 14268135), (14, 12229830), (15, 11414508), (18, 9512090), (20, 8560881), (21, 8153220), (28, 6114915), (30, 5707254), (35, 4891932), (36, 4756045), (42, 4076610), (45, 3804836), (60, 2853627), (63, 2717740), (70, 2445966), (84, 2038305), (90, 1902418), (105, 1630644), (126, 1358870), (140, 1222983), (180, 951209), (210, 815322), (252, 679435), (315, 543548), (420, 407661), (630, 271774), (1260, 135887)]