201668580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2339}}^1$

素因数の和:2833

約数の個数: 72

約数和(自身を含む): 613267200

約数和(自身を除く): 411598620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 958, 1437, 1916, 2339, 2395, 2874, 4311, 4678, 4790, 5748, 7017, 7185, 8622, 9356, 9580, 11695, 14034, 14370, 17244, 21051, 21555, 23390, 28068, 28740, 35085, 42102, 43110, 46780, 70170, 84204, 86220, 105255, 140340, 210510, 421020, 1120381, 2240762, 3361143, 4481524, 5601905, 6722286, 10083429, 11203810, 13444572, 16805715, 20166858, 22407620, 33611430, 40333716, 50417145, 67222860, 100834290, 201668580]

約数ペア:

[(1, 201668580), (2, 100834290), (3, 67222860), (4, 50417145), (5, 40333716), (6, 33611430), (9, 22407620), (10, 20166858), (12, 16805715), (15, 13444572), (18, 11203810), (20, 10083429), (30, 6722286), (36, 5601905), (45, 4481524), (60, 3361143), (90, 2240762), (180, 1120381), (479, 421020), (958, 210510), (1437, 140340), (1916, 105255), (2339, 86220), (2395, 84204), (2874, 70170), (4311, 46780), (4678, 43110), (4790, 42102), (5748, 35085), (7017, 28740), (7185, 28068), (8622, 23390), (9356, 21555), (9580, 21051), (11695, 17244), (14034, 14370)]