245613992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 551577600

約数和(自身を除く): 305963608

約数列:

[1, 2, 4, 8, 13, 26, 29, 31, 37, 52, 58, 62, 71, 74, 104, 116, 124, 142, 148, 232, 248, 284, 296, 377, 403, 481, 568, 754, 806, 899, 923, 962, 1073, 1147, 1508, 1612, 1798, 1846, 1924, 2059, 2146, 2201, 2294, 2627, 3016, 3224, 3596, 3692, 3848, 4118, 4292, 4402, 4588, 5254, 7192, 7384, 8236, 8584, 8804, 9176, 10508, 11687, 13949, 14911, 16472, 17608, 21016, 23374, 26767, 27898, 28613, 29822, 33263, 34151, 46748, 53534, 55796, 57226, 59644, 63829, 66526, 68302, 76183, 81437, 93496, 107068, 111592, 114452, 119288, 127658, 133052, 136604, 152366, 162874, 214136, 228904, 255316, 266104, 273208, 304732, 325748, 432419, 510632, 609464, 651496, 829777, 864838, 990379, 1058681, 1659554, 1729676, 1980758, 2117362, 2361673, 3319108, 3459352, 3961516, 4234724, 4723346, 6638216, 7923032, 8469448, 9446692, 18893384, 30701749, 61403498, 122806996, 245613992]

約数ペア:

[(1, 245613992), (2, 122806996), (4, 61403498), (8, 30701749), (13, 18893384), (26, 9446692), (29, 8469448), (31, 7923032), (37, 6638216), (52, 4723346), (58, 4234724), (62, 3961516), (71, 3459352), (74, 3319108), (104, 2361673), (116, 2117362), (124, 1980758), (142, 1729676), (148, 1659554), (232, 1058681), (248, 990379), (284, 864838), (296, 829777), (377, 651496), (403, 609464), (481, 510632), (568, 432419), (754, 325748), (806, 304732), (899, 273208), (923, 266104), (962, 255316), (1073, 228904), (1147, 214136), (1508, 162874), (1612, 152366), (1798, 136604), (1846, 133052), (1924, 127658), (2059, 119288), (2146, 114452), (2201, 111592), (2294, 107068), (2627, 93496), (3016, 81437), (3224, 76183), (3596, 68302), (3692, 66526), (3848, 63829), (4118, 59644), (4292, 57226), (4402, 55796), (4588, 53534), (5254, 46748), (7192, 34151), (7384, 33263), (8236, 29822), (8584, 28613), (8804, 27898), (9176, 26767), (10508, 23374), (11687, 21016), (13949, 17608), (14911, 16472)]