204064140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{929}}^1$

素因数の和:1471

約数の個数: 96

約数和(自身を含む): 654958080

約数和(自身を除く): 450893940

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, 523, 929, 1046, 1569, 1858, 2092, 2615, 2787, 3138, 3661, 3716, 4645, 5230, 5574, 6276, 6503, 7322, 7845, 9290, 10460, 10983, 11148, 13006, 13935, 14644, 15690, 18305, 18580, 19509, 21966, 26012, 27870, 31380, 32515, 36610, 39018, 43932, 54915, 55740, 65030, 73220, 78036, 97545, 109830, 130060, 195090, 219660, 390180, 485867, 971734, 1457601, 1943468, 2429335, 2915202, 3401069, 4858670, 5830404, 6802138, 7288005, 9717340, 10203207, 13604276, 14576010, 17005345, 20406414, 29152020, 34010690, 40812828, 51016035, 68021380, 102032070, 204064140]

約数ペア:

[(1, 204064140), (2, 102032070), (3, 68021380), (4, 51016035), (5, 40812828), (6, 34010690), (7, 29152020), (10, 20406414), (12, 17005345), (14, 14576010), (15, 13604276), (20, 10203207), (21, 9717340), (28, 7288005), (30, 6802138), (35, 5830404), (42, 4858670), (60, 3401069), (70, 2915202), (84, 2429335), (105, 1943468), (140, 1457601), (210, 971734), (420, 485867), (523, 390180), (929, 219660), (1046, 195090), (1569, 130060), (1858, 109830), (2092, 97545), (2615, 78036), (2787, 73220), (3138, 65030), (3661, 55740), (3716, 54915), (4645, 43932), (5230, 39018), (5574, 36610), (6276, 32515), (6503, 31380), (7322, 27870), (7845, 26012), (9290, 21966), (10460, 19509), (10983, 18580), (11148, 18305), (13006, 15690), (13935, 14644)]