1236988288

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{1213}}^1$

素因数の和:1515

約数の個数: 64

約数和(自身を含む): 2555809920

約数和(自身を除く): 1318821632

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 257, 496, 514, 992, 1028, 1213, 1984, 2056, 2426, 3968, 4112, 4852, 7967, 8224, 9704, 15934, 16448, 19408, 31868, 32896, 37603, 38816, 63736, 75206, 77632, 127472, 150412, 155264, 254944, 300824, 311741, 509888, 601648, 623482, 1019776, 1203296, 1246964, 2406592, 2493928, 4813184, 4987856, 9663971, 9975712, 19327942, 19951424, 38655884, 39902848, 77311768, 154623536, 309247072, 618494144, 1236988288]

約数ペア:

[(1, 1236988288), (2, 618494144), (4, 309247072), (8, 154623536), (16, 77311768), (31, 39902848), (32, 38655884), (62, 19951424), (64, 19327942), (124, 9975712), (128, 9663971), (248, 4987856), (257, 4813184), (496, 2493928), (514, 2406592), (992, 1246964), (1028, 1203296), (1213, 1019776), (1984, 623482), (2056, 601648), (2426, 509888), (3968, 311741), (4112, 300824), (4852, 254944), (7967, 155264), (8224, 150412), (9704, 127472), (15934, 77632), (16448, 75206), (19408, 63736), (31868, 38816), (32896, 37603)]