31809540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1429}}^1$

素因数の和:1501

約数の個数: 96

約数和(自身を含む): 103783680

約数和(自身を除く): 71974140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 140, 159, 210, 212, 265, 318, 371, 420, 530, 636, 742, 795, 1060, 1113, 1429, 1484, 1590, 1855, 2226, 2858, 3180, 3710, 4287, 4452, 5565, 5716, 7145, 7420, 8574, 10003, 11130, 14290, 17148, 20006, 21435, 22260, 28580, 30009, 40012, 42870, 50015, 60018, 75737, 85740, 100030, 120036, 150045, 151474, 200060, 227211, 300090, 302948, 378685, 454422, 530159, 600180, 757370, 908844, 1060318, 1136055, 1514740, 1590477, 2120636, 2272110, 2650795, 3180954, 4544220, 5301590, 6361908, 7952385, 10603180, 15904770, 31809540]

約数ペア:

[(1, 31809540), (2, 15904770), (3, 10603180), (4, 7952385), (5, 6361908), (6, 5301590), (7, 4544220), (10, 3180954), (12, 2650795), (14, 2272110), (15, 2120636), (20, 1590477), (21, 1514740), (28, 1136055), (30, 1060318), (35, 908844), (42, 757370), (53, 600180), (60, 530159), (70, 454422), (84, 378685), (105, 302948), (106, 300090), (140, 227211), (159, 200060), (210, 151474), (212, 150045), (265, 120036), (318, 100030), (371, 85740), (420, 75737), (530, 60018), (636, 50015), (742, 42870), (795, 40012), (1060, 30009), (1113, 28580), (1429, 22260), (1484, 21435), (1590, 20006), (1855, 17148), (2226, 14290), (2858, 11130), (3180, 10003), (3710, 8574), (4287, 7420), (4452, 7145), (5565, 5716)]