278592288

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:455

約数の個数: 192

約数和(自身を含む): 858009600

約数和(自身を除く): 579417312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 31, 32, 38, 39, 48, 52, 57, 62, 76, 78, 93, 96, 104, 114, 124, 152, 156, 186, 208, 228, 247, 248, 304, 312, 372, 379, 403, 416, 456, 494, 496, 589, 608, 624, 741, 744, 758, 806, 912, 988, 992, 1137, 1178, 1209, 1248, 1482, 1488, 1516, 1612, 1767, 1824, 1976, 2274, 2356, 2418, 2964, 2976, 3032, 3224, 3534, 3952, 4548, 4712, 4836, 4927, 5928, 6064, 6448, 7068, 7201, 7657, 7904, 9096, 9424, 9672, 9854, 11749, 11856, 12128, 12896, 14136, 14402, 14781, 15314, 18192, 18848, 19344, 19708, 21603, 22971, 23498, 23712, 28272, 28804, 29562, 30628, 35247, 36384, 38688, 39416, 43206, 45942, 46996, 56544, 57608, 59124, 61256, 70494, 78832, 86412, 91884, 93613, 93992, 115216, 118248, 122512, 140988, 152737, 157664, 172824, 183768, 187226, 187984, 223231, 230432, 236496, 245024, 280839, 281976, 305474, 345648, 367536, 374452, 375968, 446462, 458211, 472992, 561678, 563952, 610948, 669693, 691296, 735072, 748904, 892924, 916422, 1123356, 1127904, 1221896, 1339386, 1497808, 1785848, 1832844, 2246712, 2443792, 2678772, 2902003, 2995616, 3571696, 3665688, 4493424, 4887584, 5357544, 5804006, 7143392, 7331376, 8706009, 8986848, 10715088, 11608012, 14662752, 17412018, 21430176, 23216024, 34824036, 46432048, 69648072, 92864096, 139296144, 278592288]

約数ペア:

[(1, 278592288), (2, 139296144), (3, 92864096), (4, 69648072), (6, 46432048), (8, 34824036), (12, 23216024), (13, 21430176), (16, 17412018), (19, 14662752), (24, 11608012), (26, 10715088), (31, 8986848), (32, 8706009), (38, 7331376), (39, 7143392), (48, 5804006), (52, 5357544), (57, 4887584), (62, 4493424), (76, 3665688), (78, 3571696), (93, 2995616), (96, 2902003), (104, 2678772), (114, 2443792), (124, 2246712), (152, 1832844), (156, 1785848), (186, 1497808), (208, 1339386), (228, 1221896), (247, 1127904), (248, 1123356), (304, 916422), (312, 892924), (372, 748904), (379, 735072), (403, 691296), (416, 669693), (456, 610948), (494, 563952), (496, 561678), (589, 472992), (608, 458211), (624, 446462), (741, 375968), (744, 374452), (758, 367536), (806, 345648), (912, 305474), (988, 281976), (992, 280839), (1137, 245024), (1178, 236496), (1209, 230432), (1248, 223231), (1482, 187984), (1488, 187226), (1516, 183768), (1612, 172824), (1767, 157664), (1824, 152737), (1976, 140988), (2274, 122512), (2356, 118248), (2418, 115216), (2964, 93992), (2976, 93613), (3032, 91884), (3224, 86412), (3534, 78832), (3952, 70494), (4548, 61256), (4712, 59124), (4836, 57608), (4927, 56544), (5928, 46996), (6064, 45942), (6448, 43206), (7068, 39416), (7201, 38688), (7657, 36384), (7904, 35247), (9096, 30628), (9424, 29562), (9672, 28804), (9854, 28272), (11749, 23712), (11856, 23498), (12128, 22971), (12896, 21603), (14136, 19708), (14402, 19344), (14781, 18848), (15314, 18192)]