278085376

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 582654464

約数和(自身を除く): 304569088

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 128, 134, 248, 256, 268, 496, 523, 536, 992, 1046, 1072, 1984, 2077, 2092, 2144, 3968, 4154, 4184, 4288, 7936, 8308, 8368, 8576, 16213, 16616, 16736, 17152, 32426, 33232, 33472, 35041, 64852, 66464, 66944, 70082, 129704, 132928, 133888, 140164, 259408, 265856, 280328, 518816, 531712, 560656, 1037632, 1086271, 1121312, 2075264, 2172542, 2242624, 4150528, 4345084, 4485248, 8690168, 8970496, 17380336, 34760672, 69521344, 139042688, 278085376]

約数ペア:

[(1, 278085376), (2, 139042688), (4, 69521344), (8, 34760672), (16, 17380336), (31, 8970496), (32, 8690168), (62, 4485248), (64, 4345084), (67, 4150528), (124, 2242624), (128, 2172542), (134, 2075264), (248, 1121312), (256, 1086271), (268, 1037632), (496, 560656), (523, 531712), (536, 518816), (992, 280328), (1046, 265856), (1072, 259408), (1984, 140164), (2077, 133888), (2092, 132928), (2144, 129704), (3968, 70082), (4154, 66944), (4184, 66464), (4288, 64852), (7936, 35041), (8308, 33472), (8368, 33232), (8576, 32426), (16213, 17152), (16616, 16736)]