2021290480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:296

約数の個数: 240

約数和(自身を含む): 5578517952

約数和(自身を除く): 3557227472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 71, 80, 85, 88, 110, 121, 136, 142, 170, 173, 176, 187, 220, 242, 272, 284, 340, 346, 355, 374, 440, 484, 568, 605, 680, 692, 710, 748, 781, 865, 880, 935, 968, 1136, 1207, 1210, 1360, 1384, 1420, 1496, 1562, 1730, 1870, 1903, 1936, 2057, 2414, 2420, 2768, 2840, 2941, 2992, 3124, 3460, 3740, 3806, 3905, 4114, 4828, 4840, 5680, 5882, 6035, 6248, 6920, 7480, 7612, 7810, 8228, 8591, 9515, 9656, 9680, 10285, 11764, 12070, 12283, 12496, 13277, 13840, 14705, 14960, 15224, 15620, 16456, 17182, 19030, 19312, 20570, 20933, 23528, 24140, 24566, 26554, 29410, 30448, 31240, 32351, 32912, 34364, 38060, 41140, 41866, 42955, 47056, 48280, 49132, 53108, 58820, 61415, 62480, 64702, 66385, 68728, 76120, 82280, 83732, 85910, 96560, 98264, 104665, 106216, 117640, 122830, 129404, 132770, 135113, 137456, 146047, 152240, 161755, 164560, 167464, 171820, 196528, 208811, 209330, 212432, 235280, 245660, 258808, 265540, 270226, 292094, 323510, 334928, 343640, 355861, 417622, 418660, 491320, 517616, 531080, 540452, 584188, 647020, 675565, 687280, 711722, 730235, 835244, 837320, 982640, 1044055, 1062160, 1080904, 1168376, 1294040, 1351130, 1423444, 1460470, 1486243, 1670488, 1674640, 1779305, 2088110, 2161808, 2296921, 2336752, 2588080, 2702260, 2846888, 2920940, 2972486, 3340976, 3558610, 4176220, 4593842, 5404520, 5693776, 5841880, 5944972, 7117220, 7431215, 8352440, 9187684, 10809040, 11484605, 11683760, 11889944, 14234440, 14862430, 16704880, 18375368, 22969210, 23779888, 25266131, 28468880, 29724860, 36750736, 45938420, 50532262, 59449720, 91876840, 101064524, 118899440, 126330655, 183753680, 202129048, 252661310, 404258096, 505322620, 1010645240, 2021290480]

約数ペア:

[(1, 2021290480), (2, 1010645240), (4, 505322620), (5, 404258096), (8, 252661310), (10, 202129048), (11, 183753680), (16, 126330655), (17, 118899440), (20, 101064524), (22, 91876840), (34, 59449720), (40, 50532262), (44, 45938420), (55, 36750736), (68, 29724860), (71, 28468880), (80, 25266131), (85, 23779888), (88, 22969210), (110, 18375368), (121, 16704880), (136, 14862430), (142, 14234440), (170, 11889944), (173, 11683760), (176, 11484605), (187, 10809040), (220, 9187684), (242, 8352440), (272, 7431215), (284, 7117220), (340, 5944972), (346, 5841880), (355, 5693776), (374, 5404520), (440, 4593842), (484, 4176220), (568, 3558610), (605, 3340976), (680, 2972486), (692, 2920940), (710, 2846888), (748, 2702260), (781, 2588080), (865, 2336752), (880, 2296921), (935, 2161808), (968, 2088110), (1136, 1779305), (1207, 1674640), (1210, 1670488), (1360, 1486243), (1384, 1460470), (1420, 1423444), (1496, 1351130), (1562, 1294040), (1730, 1168376), (1870, 1080904), (1903, 1062160), (1936, 1044055), (2057, 982640), (2414, 837320), (2420, 835244), (2768, 730235), (2840, 711722), (2941, 687280), (2992, 675565), (3124, 647020), (3460, 584188), (3740, 540452), (3806, 531080), (3905, 517616), (4114, 491320), (4828, 418660), (4840, 417622), (5680, 355861), (5882, 343640), (6035, 334928), (6248, 323510), (6920, 292094), (7480, 270226), (7612, 265540), (7810, 258808), (8228, 245660), (8591, 235280), (9515, 212432), (9656, 209330), (9680, 208811), (10285, 196528), (11764, 171820), (12070, 167464), (12283, 164560), (12496, 161755), (13277, 152240), (13840, 146047), (14705, 137456), (14960, 135113), (15224, 132770), (15620, 129404), (16456, 122830), (17182, 117640), (19030, 106216), (19312, 104665), (20570, 98264), (20933, 96560), (23528, 85910), (24140, 83732), (24566, 82280), (26554, 76120), (29410, 68728), (30448, 66385), (31240, 64702), (32351, 62480), (32912, 61415), (34364, 58820), (38060, 53108), (41140, 49132), (41866, 48280), (42955, 47056)]