68998020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12637}}^1$

素因数の和:12669

約数の個数: 96

約数和(自身を含む): 237796608

約数和(自身を除く): 168798588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 12637, 25274, 37911, 50548, 63185, 75822, 88459, 126370, 151644, 164281, 176918, 189555, 252740, 265377, 328562, 353836, 379110, 442295, 492843, 530754, 657124, 758220, 821405, 884590, 985686, 1061508, 1149967, 1326885, 1642810, 1769180, 1971372, 2299934, 2464215, 2653770, 3285620, 3449901, 4599868, 4928430, 5307540, 5749835, 6899802, 9856860, 11499670, 13799604, 17249505, 22999340, 34499010, 68998020]

約数ペア:

[(1, 68998020), (2, 34499010), (3, 22999340), (4, 17249505), (5, 13799604), (6, 11499670), (7, 9856860), (10, 6899802), (12, 5749835), (13, 5307540), (14, 4928430), (15, 4599868), (20, 3449901), (21, 3285620), (26, 2653770), (28, 2464215), (30, 2299934), (35, 1971372), (39, 1769180), (42, 1642810), (52, 1326885), (60, 1149967), (65, 1061508), (70, 985686), (78, 884590), (84, 821405), (91, 758220), (105, 657124), (130, 530754), (140, 492843), (156, 442295), (182, 379110), (195, 353836), (210, 328562), (260, 265377), (273, 252740), (364, 189555), (390, 176918), (420, 164281), (455, 151644), (546, 126370), (780, 88459), (910, 75822), (1092, 63185), (1365, 50548), (1820, 37911), (2730, 25274), (5460, 12637)]