1815418880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:336

約数の個数: 192

約数和(自身を含む): 4840093440

約数和(自身を除く): 3024674560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 128, 142, 160, 176, 220, 227, 256, 284, 320, 352, 355, 440, 454, 512, 568, 640, 704, 710, 781, 880, 908, 1024, 1135, 1136, 1280, 1408, 1420, 1562, 1760, 1816, 2048, 2270, 2272, 2497, 2560, 2816, 2840, 3124, 3520, 3632, 3905, 4540, 4544, 4994, 5120, 5632, 5680, 6248, 7040, 7264, 7810, 9080, 9088, 9988, 10240, 11264, 11360, 12485, 12496, 14080, 14528, 15620, 16117, 18160, 18176, 19976, 22528, 22720, 24970, 24992, 28160, 29056, 31240, 32234, 36320, 36352, 39952, 45440, 49940, 49984, 56320, 58112, 62480, 64468, 72640, 72704, 79904, 80585, 90880, 99880, 99968, 112640, 116224, 124960, 128936, 145280, 145408, 159808, 161170, 177287, 181760, 199760, 199936, 232448, 249920, 257872, 290560, 319616, 322340, 354574, 363520, 399520, 399872, 464896, 499840, 515744, 581120, 639232, 644680, 709148, 727040, 799040, 799744, 886435, 999680, 1031488, 1162240, 1278464, 1289360, 1418296, 1598080, 1599488, 1772870, 1999360, 2062976, 2324480, 2556928, 2578720, 2836592, 3196160, 3545740, 3998720, 4125952, 5113856, 5157440, 5673184, 6392320, 7091480, 7997440, 8251904, 10314880, 11346368, 12784640, 14182960, 16503808, 20629760, 22692736, 25569280, 28365920, 33007616, 41259520, 45385472, 56731840, 82519040, 90770944, 113463680, 165038080, 181541888, 226927360, 363083776, 453854720, 907709440, 1815418880]

約数ペア:

[(1, 1815418880), (2, 907709440), (4, 453854720), (5, 363083776), (8, 226927360), (10, 181541888), (11, 165038080), (16, 113463680), (20, 90770944), (22, 82519040), (32, 56731840), (40, 45385472), (44, 41259520), (55, 33007616), (64, 28365920), (71, 25569280), (80, 22692736), (88, 20629760), (110, 16503808), (128, 14182960), (142, 12784640), (160, 11346368), (176, 10314880), (220, 8251904), (227, 7997440), (256, 7091480), (284, 6392320), (320, 5673184), (352, 5157440), (355, 5113856), (440, 4125952), (454, 3998720), (512, 3545740), (568, 3196160), (640, 2836592), (704, 2578720), (710, 2556928), (781, 2324480), (880, 2062976), (908, 1999360), (1024, 1772870), (1135, 1599488), (1136, 1598080), (1280, 1418296), (1408, 1289360), (1420, 1278464), (1562, 1162240), (1760, 1031488), (1816, 999680), (2048, 886435), (2270, 799744), (2272, 799040), (2497, 727040), (2560, 709148), (2816, 644680), (2840, 639232), (3124, 581120), (3520, 515744), (3632, 499840), (3905, 464896), (4540, 399872), (4544, 399520), (4994, 363520), (5120, 354574), (5632, 322340), (5680, 319616), (6248, 290560), (7040, 257872), (7264, 249920), (7810, 232448), (9080, 199936), (9088, 199760), (9988, 181760), (10240, 177287), (11264, 161170), (11360, 159808), (12485, 145408), (12496, 145280), (14080, 128936), (14528, 124960), (15620, 116224), (16117, 112640), (18160, 99968), (18176, 99880), (19976, 90880), (22528, 80585), (22720, 79904), (24970, 72704), (24992, 72640), (28160, 64468), (29056, 62480), (31240, 58112), (32234, 56320), (36320, 49984), (36352, 49940), (39952, 45440)]