72666678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2221}}^1$

素因数の和:2293

約数の個数: 64

約数和(自身を含む): 179182080

約数和(自身を除く): 106515402

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 41, 42, 57, 82, 114, 123, 133, 246, 266, 287, 399, 574, 779, 798, 861, 1558, 1722, 2221, 2337, 4442, 4674, 5453, 6663, 10906, 13326, 15547, 16359, 31094, 32718, 42199, 46641, 84398, 91061, 93282, 126597, 182122, 253194, 273183, 295393, 546366, 590786, 637427, 886179, 1274854, 1730159, 1772358, 1912281, 3460318, 3824562, 5190477, 10380954, 12111113, 24222226, 36333339, 72666678]

約数ペア:

[(1, 72666678), (2, 36333339), (3, 24222226), (6, 12111113), (7, 10380954), (14, 5190477), (19, 3824562), (21, 3460318), (38, 1912281), (41, 1772358), (42, 1730159), (57, 1274854), (82, 886179), (114, 637427), (123, 590786), (133, 546366), (246, 295393), (266, 273183), (287, 253194), (399, 182122), (574, 126597), (779, 93282), (798, 91061), (861, 84398), (1558, 46641), (1722, 42199), (2221, 32718), (2337, 31094), (4442, 16359), (4674, 15547), (5453, 13326), (6663, 10906)]