180122140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{2833}}^1$

素因数の和:2887

約数の個数: 72

約数和(自身を含む): 438499152

約数和(自身を除く): 258377012

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1870, 2833, 2890, 3179, 3740, 5666, 5780, 6358, 11332, 12716, 14165, 15895, 28330, 31163, 31790, 48161, 56660, 62326, 63580, 96322, 124652, 155815, 192644, 240805, 311630, 481610, 529771, 623260, 818737, 963220, 1059542, 1637474, 2119084, 2648855, 3274948, 4093685, 5297710, 8187370, 9006107, 10595420, 16374740, 18012214, 36024428, 45030535, 90061070, 180122140]

約数ペア:

[(1, 180122140), (2, 90061070), (4, 45030535), (5, 36024428), (10, 18012214), (11, 16374740), (17, 10595420), (20, 9006107), (22, 8187370), (34, 5297710), (44, 4093685), (55, 3274948), (68, 2648855), (85, 2119084), (110, 1637474), (170, 1059542), (187, 963220), (220, 818737), (289, 623260), (340, 529771), (374, 481610), (578, 311630), (748, 240805), (935, 192644), (1156, 155815), (1445, 124652), (1870, 96322), (2833, 63580), (2890, 62326), (3179, 56660), (3740, 48161), (5666, 31790), (5780, 31163), (6358, 28330), (11332, 15895), (12716, 14165)]