199712976

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:996

約数の個数: 80

約数和(自身を含む): 534340800

約数和(自身を除く): 334627824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 139, 148, 222, 278, 296, 417, 444, 556, 592, 809, 834, 888, 1112, 1618, 1668, 1776, 2224, 2427, 3236, 3336, 4854, 5143, 6472, 6672, 9708, 10286, 12944, 15429, 19416, 20572, 29933, 30858, 38832, 41144, 59866, 61716, 82288, 89799, 112451, 119732, 123432, 179598, 224902, 239464, 246864, 337353, 359196, 449804, 478928, 674706, 718392, 899608, 1349412, 1436784, 1799216, 2698824, 4160687, 5397648, 8321374, 12482061, 16642748, 24964122, 33285496, 49928244, 66570992, 99856488, 199712976]

約数ペア:

[(1, 199712976), (2, 99856488), (3, 66570992), (4, 49928244), (6, 33285496), (8, 24964122), (12, 16642748), (16, 12482061), (24, 8321374), (37, 5397648), (48, 4160687), (74, 2698824), (111, 1799216), (139, 1436784), (148, 1349412), (222, 899608), (278, 718392), (296, 674706), (417, 478928), (444, 449804), (556, 359196), (592, 337353), (809, 246864), (834, 239464), (888, 224902), (1112, 179598), (1618, 123432), (1668, 119732), (1776, 112451), (2224, 89799), (2427, 82288), (3236, 61716), (3336, 59866), (4854, 41144), (5143, 38832), (6472, 30858), (6672, 29933), (9708, 20572), (10286, 19416), (12944, 15429)]