161219034

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^2\times {\mathrm{83}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 371210112

約数和(自身を除く): 209991078

約数列:

[1, 2, 3, 6, 9, 18, 31, 59, 62, 83, 93, 118, 166, 177, 186, 249, 279, 354, 498, 531, 558, 747, 1062, 1494, 1829, 2573, 3481, 3658, 4897, 5146, 5487, 6962, 7719, 9794, 10443, 10974, 14691, 15438, 16461, 20886, 23157, 29382, 31329, 32922, 44073, 46314, 62658, 88146, 107911, 151807, 215822, 288923, 303614, 323733, 455421, 577846, 647466, 866769, 910842, 971199, 1366263, 1733538, 1942398, 2600307, 2732526, 5200614, 8956613, 17913226, 26869839, 53739678, 80609517, 161219034]

約数ペア:

[(1, 161219034), (2, 80609517), (3, 53739678), (6, 26869839), (9, 17913226), (18, 8956613), (31, 5200614), (59, 2732526), (62, 2600307), (83, 1942398), (93, 1733538), (118, 1366263), (166, 971199), (177, 910842), (186, 866769), (249, 647466), (279, 577846), (354, 455421), (498, 323733), (531, 303614), (558, 288923), (747, 215822), (1062, 151807), (1494, 107911), (1829, 88146), (2573, 62658), (3481, 46314), (3658, 44073), (4897, 32922), (5146, 31329), (5487, 29382), (6962, 23157), (7719, 20886), (9794, 16461), (10443, 15438), (10974, 14691)]