385341440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{311}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 1019556720

約数和(自身を除く): 634215280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 311, 320, 352, 440, 484, 512, 605, 622, 640, 704, 880, 968, 1024, 1210, 1244, 1280, 1408, 1555, 1760, 1936, 2048, 2420, 2488, 2560, 2816, 3110, 3421, 3520, 3872, 4840, 4976, 5120, 5632, 6220, 6842, 7040, 7744, 9680, 9952, 10240, 11264, 12440, 13684, 14080, 15488, 17105, 19360, 19904, 22528, 24880, 27368, 28160, 30976, 34210, 37631, 38720, 39808, 49760, 54736, 56320, 61952, 68420, 75262, 77440, 79616, 99520, 109472, 112640, 123904, 136840, 150524, 154880, 159232, 188155, 199040, 218944, 247808, 273680, 301048, 309760, 318464, 376310, 398080, 437888, 547360, 602096, 619520, 636928, 752620, 796160, 875776, 1094720, 1204192, 1239040, 1505240, 1592320, 1751552, 2189440, 2408384, 3010480, 3184640, 3503104, 4378880, 4816768, 6020960, 7006208, 8757760, 9633536, 12041920, 17515520, 19267072, 24083840, 35031040, 38534144, 48167680, 77068288, 96335360, 192670720, 385341440]

約数ペア:

[(1, 385341440), (2, 192670720), (4, 96335360), (5, 77068288), (8, 48167680), (10, 38534144), (11, 35031040), (16, 24083840), (20, 19267072), (22, 17515520), (32, 12041920), (40, 9633536), (44, 8757760), (55, 7006208), (64, 6020960), (80, 4816768), (88, 4378880), (110, 3503104), (121, 3184640), (128, 3010480), (160, 2408384), (176, 2189440), (220, 1751552), (242, 1592320), (256, 1505240), (311, 1239040), (320, 1204192), (352, 1094720), (440, 875776), (484, 796160), (512, 752620), (605, 636928), (622, 619520), (640, 602096), (704, 547360), (880, 437888), (968, 398080), (1024, 376310), (1210, 318464), (1244, 309760), (1280, 301048), (1408, 273680), (1555, 247808), (1760, 218944), (1936, 199040), (2048, 188155), (2420, 159232), (2488, 154880), (2560, 150524), (2816, 136840), (3110, 123904), (3421, 112640), (3520, 109472), (3872, 99520), (4840, 79616), (4976, 77440), (5120, 75262), (5632, 68420), (6220, 61952), (6842, 56320), (7040, 54736), (7744, 49760), (9680, 39808), (9952, 38720), (10240, 37631), (11264, 34210), (12440, 30976), (13684, 28160), (14080, 27368), (15488, 24880), (17105, 22528), (19360, 19904)]