180163788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{347}}^1\times {\mathrm{883}}^1$

素因数の和:1251

約数の個数: 72

約数和(自身を含む): 490980672

約数和(自身を除く): 310816884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 347, 588, 694, 883, 1041, 1388, 1766, 2082, 2429, 2649, 3532, 4164, 4858, 5298, 6181, 7287, 9716, 10596, 12362, 14574, 17003, 18543, 24724, 29148, 34006, 37086, 43267, 51009, 68012, 74172, 86534, 102018, 129801, 173068, 204036, 259602, 306401, 519204, 612802, 919203, 1225604, 1838406, 2144807, 3676812, 4289614, 6434421, 8579228, 12868842, 15013649, 25737684, 30027298, 45040947, 60054596, 90081894, 180163788]

約数ペア:

[(1, 180163788), (2, 90081894), (3, 60054596), (4, 45040947), (6, 30027298), (7, 25737684), (12, 15013649), (14, 12868842), (21, 8579228), (28, 6434421), (42, 4289614), (49, 3676812), (84, 2144807), (98, 1838406), (147, 1225604), (196, 919203), (294, 612802), (347, 519204), (588, 306401), (694, 259602), (883, 204036), (1041, 173068), (1388, 129801), (1766, 102018), (2082, 86534), (2429, 74172), (2649, 68012), (3532, 51009), (4164, 43267), (4858, 37086), (5298, 34006), (6181, 29148), (7287, 24724), (9716, 18543), (10596, 17003), (12362, 14574)]