8119620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 24984960

約数和(自身を除く): 16865340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 571, 711, 790, 948, 1142, 1185, 1422, 1580, 1713, 2284, 2370, 2844, 2855, 3426, 3555, 4740, 5139, 5710, 6852, 7110, 8565, 10278, 11420, 14220, 17130, 20556, 25695, 34260, 45109, 51390, 90218, 102780, 135327, 180436, 225545, 270654, 405981, 451090, 541308, 676635, 811962, 902180, 1353270, 1623924, 2029905, 2706540, 4059810, 8119620]

約数ペア:

[(1, 8119620), (2, 4059810), (3, 2706540), (4, 2029905), (5, 1623924), (6, 1353270), (9, 902180), (10, 811962), (12, 676635), (15, 541308), (18, 451090), (20, 405981), (30, 270654), (36, 225545), (45, 180436), (60, 135327), (79, 102780), (90, 90218), (158, 51390), (180, 45109), (237, 34260), (316, 25695), (395, 20556), (474, 17130), (571, 14220), (711, 11420), (790, 10278), (948, 8565), (1142, 7110), (1185, 6852), (1422, 5710), (1580, 5139), (1713, 4740), (2284, 3555), (2370, 3426), (2844, 2855)]