26605620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1871}}^1$

素因数の和:1965

約数の個数: 72

約数和(自身を含む): 81768960

約数和(自身を除く): 55163340

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, 711, 790, 948, 1185, 1422, 1580, 1871, 2370, 2844, 3555, 3742, 4740, 5613, 7110, 7484, 9355, 11226, 14220, 16839, 18710, 22452, 28065, 33678, 37420, 56130, 67356, 84195, 112260, 147809, 168390, 295618, 336780, 443427, 591236, 739045, 886854, 1330281, 1478090, 1773708, 2217135, 2660562, 2956180, 4434270, 5321124, 6651405, 8868540, 13302810, 26605620]

約数ペア:

[(1, 26605620), (2, 13302810), (3, 8868540), (4, 6651405), (5, 5321124), (6, 4434270), (9, 2956180), (10, 2660562), (12, 2217135), (15, 1773708), (18, 1478090), (20, 1330281), (30, 886854), (36, 739045), (45, 591236), (60, 443427), (79, 336780), (90, 295618), (158, 168390), (180, 147809), (237, 112260), (316, 84195), (395, 67356), (474, 56130), (711, 37420), (790, 33678), (948, 28065), (1185, 22452), (1422, 18710), (1580, 16839), (1871, 14220), (2370, 11226), (2844, 9355), (3555, 7484), (3742, 7110), (4740, 5613)]