253660716

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1663}}^1$

素因数の和:1915

約数の個数: 72

約数和(自身を含む): 678379520

約数和(自身を除く): 424718804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 223, 228, 342, 446, 669, 684, 892, 1338, 1663, 2007, 2676, 3326, 4014, 4237, 4989, 6652, 8028, 8474, 9978, 12711, 14967, 16948, 19956, 25422, 29934, 31597, 38133, 50844, 59868, 63194, 76266, 94791, 126388, 152532, 189582, 284373, 370849, 379164, 568746, 741698, 1112547, 1137492, 1483396, 2225094, 3337641, 4450188, 6675282, 7046131, 13350564, 14092262, 21138393, 28184524, 42276786, 63415179, 84553572, 126830358, 253660716]

約数ペア:

[(1, 253660716), (2, 126830358), (3, 84553572), (4, 63415179), (6, 42276786), (9, 28184524), (12, 21138393), (18, 14092262), (19, 13350564), (36, 7046131), (38, 6675282), (57, 4450188), (76, 3337641), (114, 2225094), (171, 1483396), (223, 1137492), (228, 1112547), (342, 741698), (446, 568746), (669, 379164), (684, 370849), (892, 284373), (1338, 189582), (1663, 152532), (2007, 126388), (2676, 94791), (3326, 76266), (4014, 63194), (4237, 59868), (4989, 50844), (6652, 38133), (8028, 31597), (8474, 29934), (9978, 25422), (12711, 19956), (14967, 16948)]