28907340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6257}}^1$

素因数の和:6287

約数の個数: 96

約数和(自身を含む): 100929024

約数和(自身を除く): 72021684

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 6257, 12514, 18771, 25028, 31285, 37542, 43799, 62570, 68827, 75084, 87598, 93855, 125140, 131397, 137654, 175196, 187710, 206481, 218995, 262794, 275308, 344135, 375420, 412962, 437990, 481789, 525588, 656985, 688270, 825924, 875980, 963578, 1032405, 1313970, 1376540, 1445367, 1927156, 2064810, 2408945, 2627940, 2890734, 4129620, 4817890, 5781468, 7226835, 9635780, 14453670, 28907340]

約数ペア:

[(1, 28907340), (2, 14453670), (3, 9635780), (4, 7226835), (5, 5781468), (6, 4817890), (7, 4129620), (10, 2890734), (11, 2627940), (12, 2408945), (14, 2064810), (15, 1927156), (20, 1445367), (21, 1376540), (22, 1313970), (28, 1032405), (30, 963578), (33, 875980), (35, 825924), (42, 688270), (44, 656985), (55, 525588), (60, 481789), (66, 437990), (70, 412962), (77, 375420), (84, 344135), (105, 275308), (110, 262794), (132, 218995), (140, 206481), (154, 187710), (165, 175196), (210, 137654), (220, 131397), (231, 125140), (308, 93855), (330, 87598), (385, 75084), (420, 68827), (462, 62570), (660, 43799), (770, 37542), (924, 31285), (1155, 25028), (1540, 18771), (2310, 12514), (4620, 6257)]