201870828

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{521}}^1$

素因数の和:807

約数の個数: 72

約数和(自身を含む): 524422080

約数和(自身を除く): 322551252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 229, 282, 423, 458, 521, 564, 687, 846, 916, 1042, 1374, 1563, 1692, 2061, 2084, 2748, 3126, 4122, 4689, 6252, 8244, 9378, 10763, 18756, 21526, 24487, 32289, 43052, 48974, 64578, 73461, 96867, 97948, 119309, 129156, 146922, 193734, 220383, 238618, 293844, 357927, 387468, 440766, 477236, 715854, 881532, 1073781, 1431708, 2147562, 4295124, 5607523, 11215046, 16822569, 22430092, 33645138, 50467707, 67290276, 100935414, 201870828]

約数ペア:

[(1, 201870828), (2, 100935414), (3, 67290276), (4, 50467707), (6, 33645138), (9, 22430092), (12, 16822569), (18, 11215046), (36, 5607523), (47, 4295124), (94, 2147562), (141, 1431708), (188, 1073781), (229, 881532), (282, 715854), (423, 477236), (458, 440766), (521, 387468), (564, 357927), (687, 293844), (846, 238618), (916, 220383), (1042, 193734), (1374, 146922), (1563, 129156), (1692, 119309), (2061, 97948), (2084, 96867), (2748, 73461), (3126, 64578), (4122, 48974), (4689, 43052), (6252, 32289), (8244, 24487), (9378, 21526), (10763, 18756)]