290410386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{431}}^1$

素因数の和:767

約数の個数: 64

約数和(自身を含む): 678813696

約数和(自身を除く): 388403310

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 263, 366, 427, 431, 526, 789, 854, 862, 1281, 1293, 1578, 1841, 2562, 2586, 3017, 3682, 5523, 6034, 9051, 11046, 16043, 18102, 26291, 32086, 48129, 52582, 78873, 96258, 112301, 113353, 157746, 184037, 224602, 226706, 336903, 340059, 368074, 552111, 673806, 680118, 793471, 1104222, 1586942, 2380413, 4760826, 6914533, 13829066, 20743599, 41487198, 48401731, 96803462, 145205193, 290410386]

約数ペア:

[(1, 290410386), (2, 145205193), (3, 96803462), (6, 48401731), (7, 41487198), (14, 20743599), (21, 13829066), (42, 6914533), (61, 4760826), (122, 2380413), (183, 1586942), (263, 1104222), (366, 793471), (427, 680118), (431, 673806), (526, 552111), (789, 368074), (854, 340059), (862, 336903), (1281, 226706), (1293, 224602), (1578, 184037), (1841, 157746), (2562, 113353), (2586, 112301), (3017, 96258), (3682, 78873), (5523, 52582), (6034, 48129), (9051, 32086), (11046, 26291), (16043, 18102)]