1397441220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{8779}}^1$

素因数の和:9177

約数の個数: 96

約数和(自身を含む): 4484121600

約数和(自身を除く): 3086680380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 379, 420, 758, 1137, 1516, 1895, 2274, 2653, 3790, 4548, 5306, 5685, 7580, 7959, 8779, 10612, 11370, 13265, 15918, 17558, 22740, 26337, 26530, 31836, 35116, 39795, 43895, 52674, 53060, 61453, 79590, 87790, 105348, 122906, 131685, 159180, 175580, 184359, 245812, 263370, 307265, 368718, 526740, 614530, 737436, 921795, 1229060, 1843590, 3327241, 3687180, 6654482, 9981723, 13308964, 16636205, 19963446, 23290687, 33272410, 39926892, 46581374, 49908615, 66544820, 69872061, 93162748, 99817230, 116453435, 139744122, 199634460, 232906870, 279488244, 349360305, 465813740, 698720610, 1397441220]

約数ペア:

[(1, 1397441220), (2, 698720610), (3, 465813740), (4, 349360305), (5, 279488244), (6, 232906870), (7, 199634460), (10, 139744122), (12, 116453435), (14, 99817230), (15, 93162748), (20, 69872061), (21, 66544820), (28, 49908615), (30, 46581374), (35, 39926892), (42, 33272410), (60, 23290687), (70, 19963446), (84, 16636205), (105, 13308964), (140, 9981723), (210, 6654482), (379, 3687180), (420, 3327241), (758, 1843590), (1137, 1229060), (1516, 921795), (1895, 737436), (2274, 614530), (2653, 526740), (3790, 368718), (4548, 307265), (5306, 263370), (5685, 245812), (7580, 184359), (7959, 175580), (8779, 159180), (10612, 131685), (11370, 122906), (13265, 105348), (15918, 87790), (17558, 79590), (22740, 61453), (26337, 53060), (26530, 52674), (31836, 43895), (35116, 39795)]