30879960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{929}}^1$

素因数の和:1220

約数の個数: 64

約数和(自身を含む): 93074400

約数和(自身を除く): 62194440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 554, 831, 929, 1108, 1385, 1662, 1858, 2216, 2770, 2787, 3324, 3716, 4155, 4645, 5540, 5574, 6648, 7432, 8310, 9290, 11080, 11148, 13935, 16620, 18580, 22296, 27870, 33240, 37160, 55740, 111480, 257333, 514666, 771999, 1029332, 1286665, 1543998, 2058664, 2573330, 3087996, 3859995, 5146660, 6175992, 7719990, 10293320, 15439980, 30879960]

約数ペア:

[(1, 30879960), (2, 15439980), (3, 10293320), (4, 7719990), (5, 6175992), (6, 5146660), (8, 3859995), (10, 3087996), (12, 2573330), (15, 2058664), (20, 1543998), (24, 1286665), (30, 1029332), (40, 771999), (60, 514666), (120, 257333), (277, 111480), (554, 55740), (831, 37160), (929, 33240), (1108, 27870), (1385, 22296), (1662, 18580), (1858, 16620), (2216, 13935), (2770, 11148), (2787, 11080), (3324, 9290), (3716, 8310), (4155, 7432), (4645, 6648), (5540, 5574)]