215214960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11351}}^1$

素因数の和:11446

約数の個数: 80

約数和(自身を含む): 675671040

約数和(自身を除く): 460456080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 9480, 11351, 18960, 22702, 34053, 45404, 56755, 68106, 90808, 113510, 136212, 170265, 181616, 227020, 272424, 340530, 454040, 544848, 681060, 896729, 908080, 1362120, 1793458, 2690187, 2724240, 3586916, 4483645, 5380374, 7173832, 8967290, 10760748, 13450935, 14347664, 17934580, 21521496, 26901870, 35869160, 43042992, 53803740, 71738320, 107607480, 215214960]

約数ペア:

[(1, 215214960), (2, 107607480), (3, 71738320), (4, 53803740), (5, 43042992), (6, 35869160), (8, 26901870), (10, 21521496), (12, 17934580), (15, 14347664), (16, 13450935), (20, 10760748), (24, 8967290), (30, 7173832), (40, 5380374), (48, 4483645), (60, 3586916), (79, 2724240), (80, 2690187), (120, 1793458), (158, 1362120), (237, 908080), (240, 896729), (316, 681060), (395, 544848), (474, 454040), (632, 340530), (790, 272424), (948, 227020), (1185, 181616), (1264, 170265), (1580, 136212), (1896, 113510), (2370, 90808), (3160, 68106), (3792, 56755), (4740, 45404), (6320, 34053), (9480, 22702), (11351, 18960)]