156986152280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{385261}}^1$

素因数の和:385500

約数の個数: 64

約数和(自身を含む): 361160009280

約数和(自身を除く): 204173857000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 167, 244, 305, 334, 488, 610, 668, 835, 1220, 1336, 1670, 2440, 3340, 6680, 10187, 20374, 40748, 50935, 81496, 101870, 203740, 385261, 407480, 770522, 1541044, 1926305, 3082088, 3852610, 7705220, 15410440, 23500921, 47001842, 64338587, 94003684, 117504605, 128677174, 188007368, 235009210, 257354348, 321692935, 470018420, 514708696, 643385870, 940036840, 1286771740, 2573543480, 3924653807, 7849307614, 15698615228, 19623269035, 31397230456, 39246538070, 78493076140, 156986152280]

約数ペア:

[(1, 156986152280), (2, 78493076140), (4, 39246538070), (5, 31397230456), (8, 19623269035), (10, 15698615228), (20, 7849307614), (40, 3924653807), (61, 2573543480), (122, 1286771740), (167, 940036840), (244, 643385870), (305, 514708696), (334, 470018420), (488, 321692935), (610, 257354348), (668, 235009210), (835, 188007368), (1220, 128677174), (1336, 117504605), (1670, 94003684), (2440, 64338587), (3340, 47001842), (6680, 23500921), (10187, 15410440), (20374, 7705220), (40748, 3852610), (50935, 3082088), (81496, 1926305), (101870, 1541044), (203740, 770522), (385261, 407480)]