2000994975

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:795

約数の個数: 192

約数和(自身を含む): 4571136000

約数和(自身を除く): 2570141025

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 31, 35, 45, 57, 63, 75, 93, 95, 105, 133, 135, 155, 171, 175, 189, 217, 225, 279, 285, 315, 399, 465, 475, 513, 525, 589, 651, 665, 675, 719, 775, 837, 855, 945, 1085, 1197, 1395, 1425, 1575, 1767, 1953, 1995, 2157, 2325, 2565, 2945, 3255, 3325, 3591, 3595, 4123, 4185, 4275, 4725, 5033, 5301, 5425, 5859, 5985, 6471, 6975, 8835, 9765, 9975, 10785, 12369, 12825, 13661, 14725, 15099, 15903, 16275, 17955, 17975, 19413, 20615, 20925, 22289, 25165, 26505, 29295, 29925, 32355, 37107, 40983, 44175, 45297, 48825, 53925, 61845, 66867, 68305, 75495, 79515, 89775, 95627, 97065, 103075, 111321, 111445, 122949, 125825, 132525, 135891, 146475, 156023, 161775, 185535, 200601, 204915, 226485, 286881, 309225, 334335, 341525, 368847, 377475, 397575, 423491, 468069, 478135, 485325, 556605, 557225, 601803, 614745, 679455, 780115, 860643, 927675, 1003005, 1024575, 1132425, 1270473, 1404207, 1434405, 1671675, 1844235, 2117455, 2340345, 2390675, 2581929, 2783025, 2964437, 3009015, 3073725, 3397275, 3811419, 3900575, 4212621, 4303215, 5015025, 6352365, 7021035, 7172025, 8893311, 9221175, 10587275, 11434257, 11701725, 12909645, 14822185, 15045075, 19057095, 21063105, 21516075, 26679933, 31761825, 35105175, 44466555, 57171285, 64548225, 74110925, 80039799, 95285475, 105315525, 133399665, 222332775, 285856425, 400198995, 666998325, 2000994975]

約数ペア:

[(1, 2000994975), (3, 666998325), (5, 400198995), (7, 285856425), (9, 222332775), (15, 133399665), (19, 105315525), (21, 95285475), (25, 80039799), (27, 74110925), (31, 64548225), (35, 57171285), (45, 44466555), (57, 35105175), (63, 31761825), (75, 26679933), (93, 21516075), (95, 21063105), (105, 19057095), (133, 15045075), (135, 14822185), (155, 12909645), (171, 11701725), (175, 11434257), (189, 10587275), (217, 9221175), (225, 8893311), (279, 7172025), (285, 7021035), (315, 6352365), (399, 5015025), (465, 4303215), (475, 4212621), (513, 3900575), (525, 3811419), (589, 3397275), (651, 3073725), (665, 3009015), (675, 2964437), (719, 2783025), (775, 2581929), (837, 2390675), (855, 2340345), (945, 2117455), (1085, 1844235), (1197, 1671675), (1395, 1434405), (1425, 1404207), (1575, 1270473), (1767, 1132425), (1953, 1024575), (1995, 1003005), (2157, 927675), (2325, 860643), (2565, 780115), (2945, 679455), (3255, 614745), (3325, 601803), (3591, 557225), (3595, 556605), (4123, 485325), (4185, 478135), (4275, 468069), (4725, 423491), (5033, 397575), (5301, 377475), (5425, 368847), (5859, 341525), (5985, 334335), (6471, 309225), (6975, 286881), (8835, 226485), (9765, 204915), (9975, 200601), (10785, 185535), (12369, 161775), (12825, 156023), (13661, 146475), (14725, 135891), (15099, 132525), (15903, 125825), (16275, 122949), (17955, 111445), (17975, 111321), (19413, 103075), (20615, 97065), (20925, 95627), (22289, 89775), (25165, 79515), (26505, 75495), (29295, 68305), (29925, 66867), (32355, 61845), (37107, 53925), (40983, 48825), (44175, 45297)]