198402540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2081}}^1$

素因数の和:2327

約数の個数: 96

約数和(自身を含む): 637991424

約数和(自身を除く): 439588884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 227, 420, 454, 681, 908, 1135, 1362, 1589, 2081, 2270, 2724, 3178, 3405, 4162, 4540, 4767, 6243, 6356, 6810, 7945, 8324, 9534, 10405, 12486, 13620, 14567, 15890, 19068, 20810, 23835, 24972, 29134, 31215, 31780, 41620, 43701, 47670, 58268, 62430, 72835, 87402, 95340, 124860, 145670, 174804, 218505, 291340, 437010, 472387, 874020, 944774, 1417161, 1889548, 2361935, 2834322, 3306709, 4723870, 5668644, 6613418, 7085805, 9447740, 9920127, 13226836, 14171610, 16533545, 19840254, 28343220, 33067090, 39680508, 49600635, 66134180, 99201270, 198402540]

約数ペア:

[(1, 198402540), (2, 99201270), (3, 66134180), (4, 49600635), (5, 39680508), (6, 33067090), (7, 28343220), (10, 19840254), (12, 16533545), (14, 14171610), (15, 13226836), (20, 9920127), (21, 9447740), (28, 7085805), (30, 6613418), (35, 5668644), (42, 4723870), (60, 3306709), (70, 2834322), (84, 2361935), (105, 1889548), (140, 1417161), (210, 944774), (227, 874020), (420, 472387), (454, 437010), (681, 291340), (908, 218505), (1135, 174804), (1362, 145670), (1589, 124860), (2081, 95340), (2270, 87402), (2724, 72835), (3178, 62430), (3405, 58268), (4162, 47670), (4540, 43701), (4767, 41620), (6243, 31780), (6356, 31215), (6810, 29134), (7945, 24972), (8324, 23835), (9534, 20810), (10405, 19068), (12486, 15890), (13620, 14567)]