312895960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{881}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 760142880

約数和(自身を除く): 447246920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 683, 881, 1366, 1762, 2732, 3415, 3524, 4405, 5464, 6830, 7048, 8810, 8879, 11453, 13660, 17620, 17758, 22906, 27320, 35240, 35516, 44395, 45812, 57265, 71032, 88790, 91624, 114530, 177580, 229060, 355160, 458120, 601723, 1203446, 2406892, 3008615, 4813784, 6017230, 7822399, 12034460, 15644798, 24068920, 31289596, 39111995, 62579192, 78223990, 156447980, 312895960]

約数ペア:

[(1, 312895960), (2, 156447980), (4, 78223990), (5, 62579192), (8, 39111995), (10, 31289596), (13, 24068920), (20, 15644798), (26, 12034460), (40, 7822399), (52, 6017230), (65, 4813784), (104, 3008615), (130, 2406892), (260, 1203446), (520, 601723), (683, 458120), (881, 355160), (1366, 229060), (1762, 177580), (2732, 114530), (3415, 91624), (3524, 88790), (4405, 71032), (5464, 57265), (6830, 45812), (7048, 44395), (8810, 35516), (8879, 35240), (11453, 27320), (13660, 22906), (17620, 17758)]