220155735

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 369556992

約数和(自身を除く): 149401257

約数列:

[1, 3, 5, 15, 37, 71, 111, 151, 185, 213, 355, 453, 555, 755, 1065, 1369, 2265, 2627, 4107, 5587, 6845, 7881, 10721, 13135, 16761, 20535, 27935, 32163, 39405, 53605, 83805, 97199, 160815, 206719, 291597, 396677, 485995, 620157, 1033595, 1190031, 1457985, 1983385, 3100785, 5950155, 14677049, 44031147, 73385245, 220155735]

約数ペア:

[(1, 220155735), (3, 73385245), (5, 44031147), (15, 14677049), (37, 5950155), (71, 3100785), (111, 1983385), (151, 1457985), (185, 1190031), (213, 1033595), (355, 620157), (453, 485995), (555, 396677), (755, 291597), (1065, 206719), (1369, 160815), (2265, 97199), (2627, 83805), (4107, 53605), (5587, 39405), (6845, 32163), (7881, 27935), (10721, 20535), (13135, 16761)]