286992640

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 216

約数和(自身を含む): 807400440

約数和(自身を除く): 520407800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 109, 110, 121, 128, 136, 160, 170, 176, 187, 218, 220, 242, 256, 272, 320, 340, 352, 374, 436, 440, 484, 544, 545, 605, 640, 680, 704, 748, 872, 880, 935, 968, 1088, 1090, 1199, 1210, 1280, 1360, 1408, 1496, 1744, 1760, 1853, 1870, 1936, 2057, 2176, 2180, 2398, 2420, 2720, 2816, 2992, 3488, 3520, 3706, 3740, 3872, 4114, 4352, 4360, 4796, 4840, 5440, 5984, 5995, 6976, 7040, 7412, 7480, 7744, 8228, 8720, 9265, 9592, 9680, 10285, 10880, 11968, 11990, 13189, 13952, 14080, 14824, 14960, 15488, 16456, 17440, 18530, 19184, 19360, 20383, 20570, 21760, 23936, 23980, 26378, 27904, 29648, 29920, 30976, 32912, 34880, 37060, 38368, 38720, 40766, 41140, 47872, 47960, 52756, 59296, 59840, 65824, 65945, 69760, 74120, 76736, 77440, 81532, 82280, 95920, 101915, 105512, 118592, 119680, 131648, 131890, 139520, 148240, 153472, 154880, 163064, 164560, 191840, 203830, 211024, 224213, 237184, 239360, 263296, 263780, 296480, 306944, 326128, 329120, 383680, 407660, 422048, 448426, 474368, 526592, 527560, 592960, 652256, 658240, 767360, 815320, 844096, 896852, 1055120, 1121065, 1185920, 1304512, 1316480, 1534720, 1630640, 1688192, 1793704, 2110240, 2242130, 2371840, 2609024, 2632960, 3261280, 3376384, 3587408, 4220480, 4484260, 5218048, 6522560, 7174816, 8440960, 8968520, 13045120, 14349632, 16881920, 17937040, 26090240, 28699264, 35874080, 57398528, 71748160, 143496320, 286992640]

約数ペア:

[(1, 286992640), (2, 143496320), (4, 71748160), (5, 57398528), (8, 35874080), (10, 28699264), (11, 26090240), (16, 17937040), (17, 16881920), (20, 14349632), (22, 13045120), (32, 8968520), (34, 8440960), (40, 7174816), (44, 6522560), (55, 5218048), (64, 4484260), (68, 4220480), (80, 3587408), (85, 3376384), (88, 3261280), (109, 2632960), (110, 2609024), (121, 2371840), (128, 2242130), (136, 2110240), (160, 1793704), (170, 1688192), (176, 1630640), (187, 1534720), (218, 1316480), (220, 1304512), (242, 1185920), (256, 1121065), (272, 1055120), (320, 896852), (340, 844096), (352, 815320), (374, 767360), (436, 658240), (440, 652256), (484, 592960), (544, 527560), (545, 526592), (605, 474368), (640, 448426), (680, 422048), (704, 407660), (748, 383680), (872, 329120), (880, 326128), (935, 306944), (968, 296480), (1088, 263780), (1090, 263296), (1199, 239360), (1210, 237184), (1280, 224213), (1360, 211024), (1408, 203830), (1496, 191840), (1744, 164560), (1760, 163064), (1853, 154880), (1870, 153472), (1936, 148240), (2057, 139520), (2176, 131890), (2180, 131648), (2398, 119680), (2420, 118592), (2720, 105512), (2816, 101915), (2992, 95920), (3488, 82280), (3520, 81532), (3706, 77440), (3740, 76736), (3872, 74120), (4114, 69760), (4352, 65945), (4360, 65824), (4796, 59840), (4840, 59296), (5440, 52756), (5984, 47960), (5995, 47872), (6976, 41140), (7040, 40766), (7412, 38720), (7480, 38368), (7744, 37060), (8228, 34880), (8720, 32912), (9265, 30976), (9592, 29920), (9680, 29648), (10285, 27904), (10880, 26378), (11968, 23980), (11990, 23936), (13189, 21760), (13952, 20570), (14080, 20383), (14824, 19360), (14960, 19184), (15488, 18530), (16456, 17440)]