255414564

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{1087}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 662957568

約数和(自身を除く): 407543004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 107, 122, 183, 214, 244, 321, 366, 428, 549, 642, 732, 963, 1087, 1098, 1284, 1926, 2174, 2196, 3261, 3852, 4348, 6522, 6527, 9783, 13044, 13054, 19566, 19581, 26108, 39132, 39162, 58743, 66307, 78324, 116309, 117486, 132614, 198921, 232618, 234972, 265228, 348927, 397842, 465236, 596763, 697854, 795684, 1046781, 1193526, 1395708, 2093562, 2387052, 4187124, 7094849, 14189698, 21284547, 28379396, 42569094, 63853641, 85138188, 127707282, 255414564]

約数ペア:

[(1, 255414564), (2, 127707282), (3, 85138188), (4, 63853641), (6, 42569094), (9, 28379396), (12, 21284547), (18, 14189698), (36, 7094849), (61, 4187124), (107, 2387052), (122, 2093562), (183, 1395708), (214, 1193526), (244, 1046781), (321, 795684), (366, 697854), (428, 596763), (549, 465236), (642, 397842), (732, 348927), (963, 265228), (1087, 234972), (1098, 232618), (1284, 198921), (1926, 132614), (2174, 117486), (2196, 116309), (3261, 78324), (3852, 66307), (4348, 58743), (6522, 39162), (6527, 39132), (9783, 26108), (13044, 19581), (13054, 19566)]