180878841

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 325447200

約数和(自身を除く): 144568359

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 169, 171, 209, 247, 429, 507, 569, 627, 741, 1287, 1521, 1707, 1859, 1881, 2223, 2717, 3211, 5121, 5577, 6259, 7397, 8151, 9633, 10811, 16731, 18777, 22191, 24453, 28899, 32433, 35321, 56331, 66573, 81367, 96161, 97299, 105963, 118921, 140543, 244101, 288483, 317889, 356763, 421629, 732303, 865449, 1057771, 1070289, 1264887, 1545973, 1827059, 3173313, 4637919, 5481177, 9519939, 13913757, 16443531, 20097649, 60292947, 180878841]

約数ペア:

[(1, 180878841), (3, 60292947), (9, 20097649), (11, 16443531), (13, 13913757), (19, 9519939), (33, 5481177), (39, 4637919), (57, 3173313), (99, 1827059), (117, 1545973), (143, 1264887), (169, 1070289), (171, 1057771), (209, 865449), (247, 732303), (429, 421629), (507, 356763), (569, 317889), (627, 288483), (741, 244101), (1287, 140543), (1521, 118921), (1707, 105963), (1859, 97299), (1881, 96161), (2223, 81367), (2717, 66573), (3211, 56331), (5121, 35321), (5577, 32433), (6259, 28899), (7397, 24453), (8151, 22191), (9633, 18777), (10811, 16731)]