2178780984

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2423}}^1$

素因数の和:2642

約数の個数: 128

約数和(自身を含む): 6352819200

約数和(自身を除く): 4174038216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 181, 184, 207, 216, 276, 362, 414, 543, 552, 621, 724, 828, 1086, 1242, 1448, 1629, 1656, 2172, 2423, 2484, 3258, 4163, 4344, 4846, 4887, 4968, 6516, 7269, 8326, 9692, 9774, 12489, 13032, 14538, 16652, 19384, 19548, 21807, 24978, 29076, 33304, 37467, 39096, 43614, 49956, 55729, 58152, 65421, 74934, 87228, 99912, 111458, 112401, 130842, 149868, 167187, 174456, 222916, 224802, 261684, 299736, 334374, 438563, 445832, 449604, 501561, 523368, 668748, 877126, 899208, 1003122, 1315689, 1337496, 1504683, 1754252, 2006244, 2631378, 3009366, 3508504, 3947067, 4012488, 5262756, 6018732, 7894134, 10086949, 10525512, 11841201, 12037464, 15788268, 20173898, 23682402, 30260847, 31576536, 40347796, 47364804, 60521694, 80695592, 90782541, 94729608, 121043388, 181565082, 242086776, 272347623, 363130164, 544695246, 726260328, 1089390492, 2178780984]

約数ペア:

[(1, 2178780984), (2, 1089390492), (3, 726260328), (4, 544695246), (6, 363130164), (8, 272347623), (9, 242086776), (12, 181565082), (18, 121043388), (23, 94729608), (24, 90782541), (27, 80695592), (36, 60521694), (46, 47364804), (54, 40347796), (69, 31576536), (72, 30260847), (92, 23682402), (108, 20173898), (138, 15788268), (181, 12037464), (184, 11841201), (207, 10525512), (216, 10086949), (276, 7894134), (362, 6018732), (414, 5262756), (543, 4012488), (552, 3947067), (621, 3508504), (724, 3009366), (828, 2631378), (1086, 2006244), (1242, 1754252), (1448, 1504683), (1629, 1337496), (1656, 1315689), (2172, 1003122), (2423, 899208), (2484, 877126), (3258, 668748), (4163, 523368), (4344, 501561), (4846, 449604), (4887, 445832), (4968, 438563), (6516, 334374), (7269, 299736), (8326, 261684), (9692, 224802), (9774, 222916), (12489, 174456), (13032, 167187), (14538, 149868), (16652, 130842), (19384, 112401), (19548, 111458), (21807, 99912), (24978, 87228), (29076, 74934), (33304, 65421), (37467, 58152), (39096, 55729), (43614, 49956)]