408405984

素因数分解:

$2^5\times 3^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 192

約数和(自身を含む): 1274112000

約数和(自身を除く): 865706016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 79, 84, 96, 98, 112, 147, 157, 158, 168, 196, 224, 237, 294, 314, 316, 336, 343, 392, 471, 474, 553, 588, 628, 632, 672, 686, 784, 942, 948, 1029, 1099, 1106, 1176, 1256, 1264, 1372, 1568, 1659, 1884, 1896, 2058, 2198, 2212, 2352, 2512, 2528, 2744, 3297, 3318, 3768, 3792, 3871, 4116, 4396, 4424, 4704, 5024, 5488, 6594, 6636, 7536, 7584, 7693, 7742, 8232, 8792, 8848, 10976, 11613, 12403, 13188, 13272, 15072, 15386, 15484, 16464, 17584, 17696, 23079, 23226, 24806, 26376, 26544, 27097, 30772, 30968, 32928, 35168, 37209, 46158, 46452, 49612, 52752, 53088, 53851, 54194, 61544, 61936, 74418, 81291, 86821, 92316, 92904, 99224, 105504, 107702, 108388, 123088, 123872, 148836, 161553, 162582, 173642, 184632, 185808, 198448, 215404, 216776, 246176, 260463, 297672, 323106, 325164, 347284, 369264, 371616, 396896, 430808, 433552, 520926, 595344, 607747, 646212, 650328, 694568, 738528, 861616, 867104, 1041852, 1190688, 1215494, 1292424, 1300656, 1389136, 1723232, 1823241, 2083704, 2430988, 2584848, 2601312, 2778272, 3646482, 4167408, 4254229, 4861976, 5169696, 7292964, 8334816, 8508458, 9723952, 12762687, 14585928, 17016916, 19447904, 25525374, 29171856, 34033832, 51050748, 58343712, 68067664, 102101496, 136135328, 204202992, 408405984]

約数ペア:

[(1, 408405984), (2, 204202992), (3, 136135328), (4, 102101496), (6, 68067664), (7, 58343712), (8, 51050748), (12, 34033832), (14, 29171856), (16, 25525374), (21, 19447904), (24, 17016916), (28, 14585928), (32, 12762687), (42, 9723952), (48, 8508458), (49, 8334816), (56, 7292964), (79, 5169696), (84, 4861976), (96, 4254229), (98, 4167408), (112, 3646482), (147, 2778272), (157, 2601312), (158, 2584848), (168, 2430988), (196, 2083704), (224, 1823241), (237, 1723232), (294, 1389136), (314, 1300656), (316, 1292424), (336, 1215494), (343, 1190688), (392, 1041852), (471, 867104), (474, 861616), (553, 738528), (588, 694568), (628, 650328), (632, 646212), (672, 607747), (686, 595344), (784, 520926), (942, 433552), (948, 430808), (1029, 396896), (1099, 371616), (1106, 369264), (1176, 347284), (1256, 325164), (1264, 323106), (1372, 297672), (1568, 260463), (1659, 246176), (1884, 216776), (1896, 215404), (2058, 198448), (2198, 185808), (2212, 184632), (2352, 173642), (2512, 162582), (2528, 161553), (2744, 148836), (3297, 123872), (3318, 123088), (3768, 108388), (3792, 107702), (3871, 105504), (4116, 99224), (4396, 92904), (4424, 92316), (4704, 86821), (5024, 81291), (5488, 74418), (6594, 61936), (6636, 61544), (7536, 54194), (7584, 53851), (7693, 53088), (7742, 52752), (8232, 49612), (8792, 46452), (8848, 46158), (10976, 37209), (11613, 35168), (12403, 32928), (13188, 30968), (13272, 30772), (15072, 27097), (15386, 26544), (15484, 26376), (16464, 24806), (17584, 23226), (17696, 23079)]