456540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1087}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 1462272

約数和(自身を除く): 1005732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1087, 2174, 3261, 4348, 5435, 6522, 7609, 10870, 13044, 15218, 16305, 21740, 22827, 30436, 32610, 38045, 45654, 65220, 76090, 91308, 114135, 152180, 228270, 456540]

約数ペア:

[(1, 456540), (2, 228270), (3, 152180), (4, 114135), (5, 91308), (6, 76090), (7, 65220), (10, 45654), (12, 38045), (14, 32610), (15, 30436), (20, 22827), (21, 21740), (28, 16305), (30, 15218), (35, 13044), (42, 10870), (60, 7609), (70, 6522), (84, 5435), (105, 4348), (140, 3261), (210, 2174), (420, 1087)]