161357392

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 386760960

約数和(自身を除く): 225403568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 47, 49, 56, 58, 94, 98, 112, 116, 151, 188, 196, 203, 232, 302, 329, 376, 392, 406, 464, 604, 658, 752, 784, 812, 1057, 1208, 1316, 1363, 1421, 1624, 2114, 2303, 2416, 2632, 2726, 2842, 3248, 4228, 4379, 4606, 5264, 5452, 5684, 7097, 7399, 8456, 8758, 9212, 9541, 10904, 11368, 14194, 14798, 16912, 17516, 18424, 19082, 21808, 22736, 28388, 29596, 30653, 35032, 36848, 38164, 49679, 56776, 59192, 61306, 66787, 70064, 76328, 99358, 113552, 118384, 122612, 133574, 152656, 198716, 205813, 214571, 245224, 267148, 347753, 397432, 411626, 429142, 490448, 534296, 695506, 794864, 823252, 858284, 1068592, 1391012, 1440691, 1646504, 1716568, 2782024, 2881382, 3293008, 3433136, 5564048, 5762764, 10084837, 11525528, 20169674, 23051056, 40339348, 80678696, 161357392]

約数ペア:

[(1, 161357392), (2, 80678696), (4, 40339348), (7, 23051056), (8, 20169674), (14, 11525528), (16, 10084837), (28, 5762764), (29, 5564048), (47, 3433136), (49, 3293008), (56, 2881382), (58, 2782024), (94, 1716568), (98, 1646504), (112, 1440691), (116, 1391012), (151, 1068592), (188, 858284), (196, 823252), (203, 794864), (232, 695506), (302, 534296), (329, 490448), (376, 429142), (392, 411626), (406, 397432), (464, 347753), (604, 267148), (658, 245224), (752, 214571), (784, 205813), (812, 198716), (1057, 152656), (1208, 133574), (1316, 122612), (1363, 118384), (1421, 113552), (1624, 99358), (2114, 76328), (2303, 70064), (2416, 66787), (2632, 61306), (2726, 59192), (2842, 56776), (3248, 49679), (4228, 38164), (4379, 36848), (4606, 35032), (5264, 30653), (5452, 29596), (5684, 28388), (7097, 22736), (7399, 21808), (8456, 19082), (8758, 18424), (9212, 17516), (9541, 16912), (10904, 14798), (11368, 14194)]