123722690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1827

約数の個数: 64

約数和(自身を含む): 277724160

約数和(自身を除く): 154001470

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 79, 91, 130, 158, 182, 395, 455, 553, 790, 910, 1027, 1106, 1721, 2054, 2765, 3442, 5135, 5530, 7189, 8605, 10270, 12047, 14378, 17210, 22373, 24094, 35945, 44746, 60235, 71890, 111865, 120470, 135959, 156611, 223730, 271918, 313222, 679795, 783055, 951713, 1359590, 1566110, 1767467, 1903426, 3534934, 4758565, 8837335, 9517130, 12372269, 17674670, 24744538, 61861345, 123722690]

約数ペア:

[(1, 123722690), (2, 61861345), (5, 24744538), (7, 17674670), (10, 12372269), (13, 9517130), (14, 8837335), (26, 4758565), (35, 3534934), (65, 1903426), (70, 1767467), (79, 1566110), (91, 1359590), (130, 951713), (158, 783055), (182, 679795), (395, 313222), (455, 271918), (553, 223730), (790, 156611), (910, 135959), (1027, 120470), (1106, 111865), (1721, 71890), (2054, 60235), (2765, 44746), (3442, 35945), (5135, 24094), (5530, 22373), (7189, 17210), (8605, 14378), (10270, 12047)]