15223920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 47571360

約数和(自身を除く): 32347440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 229, 240, 277, 458, 554, 687, 831, 916, 1108, 1145, 1374, 1385, 1662, 1832, 2216, 2290, 2748, 2770, 3324, 3435, 3664, 4155, 4432, 4580, 5496, 5540, 6648, 6870, 8310, 9160, 10992, 11080, 13296, 13740, 16620, 18320, 22160, 27480, 33240, 54960, 63433, 66480, 126866, 190299, 253732, 317165, 380598, 507464, 634330, 761196, 951495, 1014928, 1268660, 1522392, 1902990, 2537320, 3044784, 3805980, 5074640, 7611960, 15223920]

約数ペア:

[(1, 15223920), (2, 7611960), (3, 5074640), (4, 3805980), (5, 3044784), (6, 2537320), (8, 1902990), (10, 1522392), (12, 1268660), (15, 1014928), (16, 951495), (20, 761196), (24, 634330), (30, 507464), (40, 380598), (48, 317165), (60, 253732), (80, 190299), (120, 126866), (229, 66480), (240, 63433), (277, 54960), (458, 33240), (554, 27480), (687, 22160), (831, 18320), (916, 16620), (1108, 13740), (1145, 13296), (1374, 11080), (1385, 10992), (1662, 9160), (1832, 8310), (2216, 6870), (2290, 6648), (2748, 5540), (2770, 5496), (3324, 4580), (3435, 4432), (3664, 4155)]