397493856

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:381

約数の個数: 144

約数和(自身を含む): 1164618000

約数和(自身を除く): 767124144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 149, 157, 177, 236, 288, 298, 314, 354, 447, 471, 472, 531, 596, 628, 708, 894, 942, 944, 1062, 1192, 1256, 1341, 1413, 1416, 1788, 1884, 1888, 2124, 2384, 2512, 2682, 2826, 2832, 3576, 3768, 4248, 4768, 5024, 5364, 5652, 5664, 7152, 7536, 8496, 8791, 9263, 10728, 11304, 14304, 15072, 16992, 17582, 18526, 21456, 22608, 23393, 26373, 27789, 35164, 37052, 42912, 45216, 46786, 52746, 55578, 70179, 70328, 74104, 79119, 83367, 93572, 105492, 111156, 140358, 140656, 148208, 158238, 166734, 187144, 210537, 210984, 222312, 280716, 281312, 296416, 316476, 333468, 374288, 421074, 421968, 444624, 561432, 632952, 666936, 748576, 842148, 843936, 889248, 1122864, 1265904, 1333872, 1380187, 1684296, 2245728, 2531808, 2667744, 2760374, 3368592, 4140561, 5520748, 6737184, 8281122, 11041496, 12421683, 16562244, 22082992, 24843366, 33124488, 44165984, 49686732, 66248976, 99373464, 132497952, 198746928, 397493856]

約数ペア:

[(1, 397493856), (2, 198746928), (3, 132497952), (4, 99373464), (6, 66248976), (8, 49686732), (9, 44165984), (12, 33124488), (16, 24843366), (18, 22082992), (24, 16562244), (32, 12421683), (36, 11041496), (48, 8281122), (59, 6737184), (72, 5520748), (96, 4140561), (118, 3368592), (144, 2760374), (149, 2667744), (157, 2531808), (177, 2245728), (236, 1684296), (288, 1380187), (298, 1333872), (314, 1265904), (354, 1122864), (447, 889248), (471, 843936), (472, 842148), (531, 748576), (596, 666936), (628, 632952), (708, 561432), (894, 444624), (942, 421968), (944, 421074), (1062, 374288), (1192, 333468), (1256, 316476), (1341, 296416), (1413, 281312), (1416, 280716), (1788, 222312), (1884, 210984), (1888, 210537), (2124, 187144), (2384, 166734), (2512, 158238), (2682, 148208), (2826, 140656), (2832, 140358), (3576, 111156), (3768, 105492), (4248, 93572), (4768, 83367), (5024, 79119), (5364, 74104), (5652, 70328), (5664, 70179), (7152, 55578), (7536, 52746), (8496, 46786), (8791, 45216), (9263, 42912), (10728, 37052), (11304, 35164), (14304, 27789), (15072, 26373), (16992, 23393), (17582, 22608), (18526, 21456)]