205786140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2707}}^1$

素因数の和:2907

約数の個数: 96

約数和(自身を含む): 662398464

約数和(自身を除く): 456612324

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, 181, 210, 362, 420, 543, 724, 905, 1086, 1267, 1810, 2172, 2534, 2707, 2715, 3620, 3801, 5068, 5414, 5430, 6335, 7602, 8121, 10828, 10860, 12670, 13535, 15204, 16242, 18949, 19005, 25340, 27070, 32484, 37898, 38010, 40605, 54140, 56847, 75796, 76020, 81210, 94745, 113694, 162420, 189490, 227388, 284235, 378980, 489967, 568470, 979934, 1136940, 1469901, 1959868, 2449835, 2939802, 3429769, 4899670, 5879604, 6859538, 7349505, 9799340, 10289307, 13719076, 14699010, 17148845, 20578614, 29398020, 34297690, 41157228, 51446535, 68595380, 102893070, 205786140]

約数ペア:

[(1, 205786140), (2, 102893070), (3, 68595380), (4, 51446535), (5, 41157228), (6, 34297690), (7, 29398020), (10, 20578614), (12, 17148845), (14, 14699010), (15, 13719076), (20, 10289307), (21, 9799340), (28, 7349505), (30, 6859538), (35, 5879604), (42, 4899670), (60, 3429769), (70, 2939802), (84, 2449835), (105, 1959868), (140, 1469901), (181, 1136940), (210, 979934), (362, 568470), (420, 489967), (543, 378980), (724, 284235), (905, 227388), (1086, 189490), (1267, 162420), (1810, 113694), (2172, 94745), (2534, 81210), (2707, 76020), (2715, 75796), (3620, 56847), (3801, 54140), (5068, 40605), (5414, 38010), (5430, 37898), (6335, 32484), (7602, 27070), (8121, 25340), (10828, 19005), (10860, 18949), (12670, 16242), (13535, 15204)]