28533480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 92378880

約数和(自身を除く): 63845400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 71, 85, 102, 120, 136, 142, 170, 197, 204, 213, 255, 284, 340, 355, 394, 408, 426, 510, 568, 591, 680, 710, 788, 852, 985, 1020, 1065, 1182, 1207, 1420, 1576, 1704, 1970, 2040, 2130, 2364, 2414, 2840, 2955, 3349, 3621, 3940, 4260, 4728, 4828, 5910, 6035, 6698, 7242, 7880, 8520, 9656, 10047, 11820, 12070, 13396, 13987, 14484, 16745, 18105, 20094, 23640, 24140, 26792, 27974, 28968, 33490, 36210, 40188, 41961, 48280, 50235, 55948, 66980, 69935, 72420, 80376, 83922, 100470, 111896, 133960, 139870, 144840, 167844, 200940, 209805, 237779, 279740, 335688, 401880, 419610, 475558, 559480, 713337, 839220, 951116, 1188895, 1426674, 1678440, 1902232, 2377790, 2853348, 3566685, 4755580, 5706696, 7133370, 9511160, 14266740, 28533480]

約数ペア:

[(1, 28533480), (2, 14266740), (3, 9511160), (4, 7133370), (5, 5706696), (6, 4755580), (8, 3566685), (10, 2853348), (12, 2377790), (15, 1902232), (17, 1678440), (20, 1426674), (24, 1188895), (30, 951116), (34, 839220), (40, 713337), (51, 559480), (60, 475558), (68, 419610), (71, 401880), (85, 335688), (102, 279740), (120, 237779), (136, 209805), (142, 200940), (170, 167844), (197, 144840), (204, 139870), (213, 133960), (255, 111896), (284, 100470), (340, 83922), (355, 80376), (394, 72420), (408, 69935), (426, 66980), (510, 55948), (568, 50235), (591, 48280), (680, 41961), (710, 40188), (788, 36210), (852, 33490), (985, 28968), (1020, 27974), (1065, 26792), (1182, 24140), (1207, 23640), (1420, 20094), (1576, 18105), (1704, 16745), (1970, 14484), (2040, 13987), (2130, 13396), (2364, 12070), (2414, 11820), (2840, 10047), (2955, 9656), (3349, 8520), (3621, 7880), (3940, 7242), (4260, 6698), (4728, 6035), (4828, 5910)]