1208896640

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{5507}}^1$

素因数の和:5547

約数の個数: 128

約数和(自身を含む): 3370896000

約数和(自身を除く): 2161999360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 640, 686, 784, 896, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2744, 3136, 3430, 3920, 4480, 5488, 5507, 6272, 6860, 7840, 10976, 11014, 13720, 15680, 21952, 22028, 27440, 27535, 31360, 38549, 43904, 44056, 54880, 55070, 77098, 88112, 109760, 110140, 154196, 176224, 192745, 219520, 220280, 269843, 308392, 352448, 385490, 440560, 539686, 616784, 704896, 770980, 881120, 1079372, 1233568, 1349215, 1541960, 1762240, 1888901, 2158744, 2467136, 2698430, 3083920, 3524480, 3777802, 4317488, 4934272, 5396860, 6167840, 7555604, 8634976, 9444505, 10793720, 12335680, 15111208, 17269952, 18889010, 21587440, 24671360, 30222416, 34539904, 37778020, 43174880, 60444832, 75556040, 86349760, 120889664, 151112080, 172699520, 241779328, 302224160, 604448320, 1208896640]

約数ペア:

[(1, 1208896640), (2, 604448320), (4, 302224160), (5, 241779328), (7, 172699520), (8, 151112080), (10, 120889664), (14, 86349760), (16, 75556040), (20, 60444832), (28, 43174880), (32, 37778020), (35, 34539904), (40, 30222416), (49, 24671360), (56, 21587440), (64, 18889010), (70, 17269952), (80, 15111208), (98, 12335680), (112, 10793720), (128, 9444505), (140, 8634976), (160, 7555604), (196, 6167840), (224, 5396860), (245, 4934272), (280, 4317488), (320, 3777802), (343, 3524480), (392, 3083920), (448, 2698430), (490, 2467136), (560, 2158744), (640, 1888901), (686, 1762240), (784, 1541960), (896, 1349215), (980, 1233568), (1120, 1079372), (1372, 881120), (1568, 770980), (1715, 704896), (1960, 616784), (2240, 539686), (2744, 440560), (3136, 385490), (3430, 352448), (3920, 308392), (4480, 269843), (5488, 220280), (5507, 219520), (6272, 192745), (6860, 176224), (7840, 154196), (10976, 110140), (11014, 109760), (13720, 88112), (15680, 77098), (21952, 55070), (22028, 54880), (27440, 44056), (27535, 43904), (31360, 38549)]