157709440

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 192

約数和(自身を含む): 452096640

約数和(自身を除く): 294387200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 64, 70, 80, 94, 98, 107, 112, 128, 140, 160, 188, 196, 214, 224, 235, 245, 280, 320, 329, 376, 392, 428, 448, 470, 490, 535, 560, 640, 658, 749, 752, 784, 856, 896, 940, 980, 1070, 1120, 1316, 1498, 1504, 1568, 1645, 1712, 1880, 1960, 2140, 2240, 2303, 2632, 2996, 3008, 3136, 3290, 3424, 3745, 3760, 3920, 4280, 4480, 4606, 5029, 5243, 5264, 5992, 6016, 6272, 6580, 6848, 7490, 7520, 7840, 8560, 9212, 10058, 10486, 10528, 11515, 11984, 13160, 13696, 14980, 15040, 15680, 17120, 18424, 20116, 20972, 21056, 23030, 23968, 25145, 26215, 26320, 29960, 30080, 31360, 34240, 35203, 36848, 40232, 41944, 42112, 46060, 47936, 50290, 52430, 52640, 59920, 68480, 70406, 73696, 80464, 83888, 92120, 95872, 100580, 104860, 105280, 119840, 140812, 147392, 160928, 167776, 176015, 184240, 201160, 209720, 210560, 239680, 246421, 281624, 294784, 321856, 335552, 352030, 368480, 402320, 419440, 479360, 492842, 563248, 643712, 671104, 704060, 736960, 804640, 838880, 985684, 1126496, 1232105, 1408120, 1473920, 1609280, 1677760, 1971368, 2252992, 2464210, 2816240, 3218560, 3355520, 3942736, 4505984, 4928420, 5632480, 7885472, 9856840, 11264960, 15770944, 19713680, 22529920, 31541888, 39427360, 78854720, 157709440]

約数ペア:

[(1, 157709440), (2, 78854720), (4, 39427360), (5, 31541888), (7, 22529920), (8, 19713680), (10, 15770944), (14, 11264960), (16, 9856840), (20, 7885472), (28, 5632480), (32, 4928420), (35, 4505984), (40, 3942736), (47, 3355520), (49, 3218560), (56, 2816240), (64, 2464210), (70, 2252992), (80, 1971368), (94, 1677760), (98, 1609280), (107, 1473920), (112, 1408120), (128, 1232105), (140, 1126496), (160, 985684), (188, 838880), (196, 804640), (214, 736960), (224, 704060), (235, 671104), (245, 643712), (280, 563248), (320, 492842), (329, 479360), (376, 419440), (392, 402320), (428, 368480), (448, 352030), (470, 335552), (490, 321856), (535, 294784), (560, 281624), (640, 246421), (658, 239680), (749, 210560), (752, 209720), (784, 201160), (856, 184240), (896, 176015), (940, 167776), (980, 160928), (1070, 147392), (1120, 140812), (1316, 119840), (1498, 105280), (1504, 104860), (1568, 100580), (1645, 95872), (1712, 92120), (1880, 83888), (1960, 80464), (2140, 73696), (2240, 70406), (2303, 68480), (2632, 59920), (2996, 52640), (3008, 52430), (3136, 50290), (3290, 47936), (3424, 46060), (3745, 42112), (3760, 41944), (3920, 40232), (4280, 36848), (4480, 35203), (4606, 34240), (5029, 31360), (5243, 30080), (5264, 29960), (5992, 26320), (6016, 26215), (6272, 25145), (6580, 23968), (6848, 23030), (7490, 21056), (7520, 20972), (7840, 20116), (8560, 18424), (9212, 17120), (10058, 15680), (10486, 15040), (10528, 14980), (11515, 13696), (11984, 13160)]