257052400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:200

約数の個数: 180

約数和(自身を含む): 699392736

約数和(自身を除く): 442340336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 47, 50, 55, 80, 88, 94, 100, 110, 113, 121, 176, 188, 200, 220, 226, 235, 242, 275, 376, 400, 440, 452, 470, 484, 517, 550, 565, 605, 752, 880, 904, 940, 968, 1034, 1100, 1130, 1175, 1210, 1243, 1808, 1880, 1936, 2068, 2200, 2260, 2350, 2420, 2486, 2585, 2825, 3025, 3760, 4136, 4400, 4520, 4700, 4840, 4972, 5170, 5311, 5650, 5687, 6050, 6215, 8272, 9040, 9400, 9680, 9944, 10340, 10622, 11300, 11374, 12100, 12430, 12925, 13673, 18800, 19888, 20680, 21244, 22600, 22748, 24200, 24860, 25850, 26555, 27346, 28435, 31075, 41360, 42488, 45200, 45496, 48400, 49720, 51700, 53110, 54692, 56870, 58421, 62150, 68365, 84976, 90992, 99440, 103400, 106220, 109384, 113740, 116842, 124300, 132775, 136730, 142175, 206800, 212440, 218768, 227480, 233684, 248600, 265550, 273460, 284350, 292105, 341825, 424880, 454960, 467368, 497200, 531100, 546920, 568700, 584210, 642631, 683650, 934736, 1062200, 1093840, 1137400, 1168420, 1285262, 1367300, 1460525, 2124400, 2274800, 2336840, 2570524, 2734600, 2921050, 3213155, 4673680, 5141048, 5469200, 5842100, 6426310, 10282096, 11684200, 12852620, 16065775, 23368400, 25705240, 32131550, 51410480, 64263100, 128526200, 257052400]

約数ペア:

[(1, 257052400), (2, 128526200), (4, 64263100), (5, 51410480), (8, 32131550), (10, 25705240), (11, 23368400), (16, 16065775), (20, 12852620), (22, 11684200), (25, 10282096), (40, 6426310), (44, 5842100), (47, 5469200), (50, 5141048), (55, 4673680), (80, 3213155), (88, 2921050), (94, 2734600), (100, 2570524), (110, 2336840), (113, 2274800), (121, 2124400), (176, 1460525), (188, 1367300), (200, 1285262), (220, 1168420), (226, 1137400), (235, 1093840), (242, 1062200), (275, 934736), (376, 683650), (400, 642631), (440, 584210), (452, 568700), (470, 546920), (484, 531100), (517, 497200), (550, 467368), (565, 454960), (605, 424880), (752, 341825), (880, 292105), (904, 284350), (940, 273460), (968, 265550), (1034, 248600), (1100, 233684), (1130, 227480), (1175, 218768), (1210, 212440), (1243, 206800), (1808, 142175), (1880, 136730), (1936, 132775), (2068, 124300), (2200, 116842), (2260, 113740), (2350, 109384), (2420, 106220), (2486, 103400), (2585, 99440), (2825, 90992), (3025, 84976), (3760, 68365), (4136, 62150), (4400, 58421), (4520, 56870), (4700, 54692), (4840, 53110), (4972, 51700), (5170, 49720), (5311, 48400), (5650, 45496), (5687, 45200), (6050, 42488), (6215, 41360), (8272, 31075), (9040, 28435), (9400, 27346), (9680, 26555), (9944, 25850), (10340, 24860), (10622, 24200), (11300, 22748), (11374, 22600), (12100, 21244), (12430, 20680), (12925, 19888), (13673, 18800)]