1009620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 3144960

約数和(自身を除く): 2135340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 79, 90, 142, 158, 180, 213, 237, 284, 316, 355, 395, 426, 474, 639, 710, 711, 790, 852, 948, 1065, 1185, 1278, 1420, 1422, 1580, 2130, 2370, 2556, 2844, 3195, 3555, 4260, 4740, 5609, 6390, 7110, 11218, 12780, 14220, 16827, 22436, 28045, 33654, 50481, 56090, 67308, 84135, 100962, 112180, 168270, 201924, 252405, 336540, 504810, 1009620]

約数ペア:

[(1, 1009620), (2, 504810), (3, 336540), (4, 252405), (5, 201924), (6, 168270), (9, 112180), (10, 100962), (12, 84135), (15, 67308), (18, 56090), (20, 50481), (30, 33654), (36, 28045), (45, 22436), (60, 16827), (71, 14220), (79, 12780), (90, 11218), (142, 7110), (158, 6390), (180, 5609), (213, 4740), (237, 4260), (284, 3555), (316, 3195), (355, 2844), (395, 2556), (426, 2370), (474, 2130), (639, 1580), (710, 1422), (711, 1420), (790, 1278), (852, 1185), (948, 1065)]