661219590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{2837}}^1$

素因数の和:3321

約数の個数: 64

約数和(自身を含む): 1684545984

約数和(自身を除く): 1023326394

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 457, 510, 914, 1371, 2285, 2742, 2837, 4570, 5674, 6855, 7769, 8511, 13710, 14185, 15538, 17022, 23307, 28370, 38845, 42555, 46614, 48229, 77690, 85110, 96458, 116535, 144687, 233070, 241145, 289374, 482290, 723435, 1296509, 1446870, 2593018, 3889527, 6482545, 7779054, 12965090, 19447635, 22040653, 38895270, 44081306, 66121959, 110203265, 132243918, 220406530, 330609795, 661219590]

約数ペア:

[(1, 661219590), (2, 330609795), (3, 220406530), (5, 132243918), (6, 110203265), (10, 66121959), (15, 44081306), (17, 38895270), (30, 22040653), (34, 19447635), (51, 12965090), (85, 7779054), (102, 6482545), (170, 3889527), (255, 2593018), (457, 1446870), (510, 1296509), (914, 723435), (1371, 482290), (2285, 289374), (2742, 241145), (2837, 233070), (4570, 144687), (5674, 116535), (6855, 96458), (7769, 85110), (8511, 77690), (13710, 48229), (14185, 46614), (15538, 42555), (17022, 38845), (23307, 28370)]