261251200

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 192

約数和(自身を含む): 751291200

約数和(自身を除く): 490040000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 107, 109, 112, 128, 140, 160, 175, 200, 214, 218, 224, 280, 320, 350, 400, 428, 436, 448, 535, 545, 560, 640, 700, 749, 763, 800, 856, 872, 896, 1070, 1090, 1120, 1400, 1498, 1526, 1600, 1712, 1744, 2140, 2180, 2240, 2675, 2725, 2800, 2996, 3052, 3200, 3424, 3488, 3745, 3815, 4280, 4360, 4480, 5350, 5450, 5600, 5992, 6104, 6848, 6976, 7490, 7630, 8560, 8720, 10700, 10900, 11200, 11663, 11984, 12208, 13696, 13952, 14980, 15260, 17120, 17440, 18725, 19075, 21400, 21800, 22400, 23326, 23968, 24416, 29960, 30520, 34240, 34880, 37450, 38150, 42800, 43600, 46652, 47936, 48832, 58315, 59920, 61040, 68480, 69760, 74900, 76300, 81641, 85600, 87200, 93304, 95872, 97664, 116630, 119840, 122080, 149800, 152600, 163282, 171200, 174400, 186608, 233260, 239680, 244160, 291575, 299600, 305200, 326564, 342400, 348800, 373216, 408205, 466520, 479360, 488320, 583150, 599200, 610400, 653128, 746432, 816410, 933040, 1166300, 1198400, 1220800, 1306256, 1492864, 1632820, 1866080, 2041025, 2332600, 2396800, 2441600, 2612512, 3265640, 3732160, 4082050, 4665200, 5225024, 6531280, 7464320, 8164100, 9330400, 10450048, 13062560, 16328200, 18660800, 26125120, 32656400, 37321600, 52250240, 65312800, 130625600, 261251200]

約数ペア:

[(1, 261251200), (2, 130625600), (4, 65312800), (5, 52250240), (7, 37321600), (8, 32656400), (10, 26125120), (14, 18660800), (16, 16328200), (20, 13062560), (25, 10450048), (28, 9330400), (32, 8164100), (35, 7464320), (40, 6531280), (50, 5225024), (56, 4665200), (64, 4082050), (70, 3732160), (80, 3265640), (100, 2612512), (107, 2441600), (109, 2396800), (112, 2332600), (128, 2041025), (140, 1866080), (160, 1632820), (175, 1492864), (200, 1306256), (214, 1220800), (218, 1198400), (224, 1166300), (280, 933040), (320, 816410), (350, 746432), (400, 653128), (428, 610400), (436, 599200), (448, 583150), (535, 488320), (545, 479360), (560, 466520), (640, 408205), (700, 373216), (749, 348800), (763, 342400), (800, 326564), (856, 305200), (872, 299600), (896, 291575), (1070, 244160), (1090, 239680), (1120, 233260), (1400, 186608), (1498, 174400), (1526, 171200), (1600, 163282), (1712, 152600), (1744, 149800), (2140, 122080), (2180, 119840), (2240, 116630), (2675, 97664), (2725, 95872), (2800, 93304), (2996, 87200), (3052, 85600), (3200, 81641), (3424, 76300), (3488, 74900), (3745, 69760), (3815, 68480), (4280, 61040), (4360, 59920), (4480, 58315), (5350, 48832), (5450, 47936), (5600, 46652), (5992, 43600), (6104, 42800), (6848, 38150), (6976, 37450), (7490, 34880), (7630, 34240), (8560, 30520), (8720, 29960), (10700, 24416), (10900, 23968), (11200, 23326), (11663, 22400), (11984, 21800), (12208, 21400), (13696, 19075), (13952, 18725), (14980, 17440), (15260, 17120)]