128245488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1597}}^1$

素因数の和:1854

約数の個数: 80

約数和(自身を含む): 380451840

約数和(自身を除く): 252206352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 239, 336, 478, 717, 956, 1434, 1597, 1673, 1912, 2868, 3194, 3346, 3824, 4791, 5019, 5736, 6388, 6692, 9582, 10038, 11179, 11472, 12776, 13384, 19164, 20076, 22358, 25552, 26768, 33537, 38328, 40152, 44716, 67074, 76656, 80304, 89432, 134148, 178864, 268296, 381683, 536592, 763366, 1145049, 1526732, 2290098, 2671781, 3053464, 4580196, 5343562, 6106928, 8015343, 9160392, 10687124, 16030686, 18320784, 21374248, 32061372, 42748496, 64122744, 128245488]

約数ペア:

[(1, 128245488), (2, 64122744), (3, 42748496), (4, 32061372), (6, 21374248), (7, 18320784), (8, 16030686), (12, 10687124), (14, 9160392), (16, 8015343), (21, 6106928), (24, 5343562), (28, 4580196), (42, 3053464), (48, 2671781), (56, 2290098), (84, 1526732), (112, 1145049), (168, 763366), (239, 536592), (336, 381683), (478, 268296), (717, 178864), (956, 134148), (1434, 89432), (1597, 80304), (1673, 76656), (1912, 67074), (2868, 44716), (3194, 40152), (3346, 38328), (3824, 33537), (4791, 26768), (5019, 25552), (5736, 22358), (6388, 20076), (6692, 19164), (9582, 13384), (10038, 12776), (11179, 11472)]