258443776

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:925

約数の個数: 80

約数和(自身を含む): 561749760

約数和(自身を除く): 303305984

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 512, 589, 608, 857, 992, 1178, 1216, 1714, 1984, 2356, 2432, 3428, 3968, 4712, 4864, 6856, 7936, 9424, 9728, 13712, 15872, 16283, 18848, 26567, 27424, 32566, 37696, 53134, 54848, 65132, 75392, 106268, 109696, 130264, 150784, 212536, 219392, 260528, 301568, 425072, 438784, 504773, 521056, 850144, 1009546, 1042112, 1700288, 2019092, 2084224, 3400576, 4038184, 4168448, 6801152, 8076368, 8336896, 13602304, 16152736, 32305472, 64610944, 129221888, 258443776]

約数ペア:

[(1, 258443776), (2, 129221888), (4, 64610944), (8, 32305472), (16, 16152736), (19, 13602304), (31, 8336896), (32, 8076368), (38, 6801152), (62, 4168448), (64, 4038184), (76, 3400576), (124, 2084224), (128, 2019092), (152, 1700288), (248, 1042112), (256, 1009546), (304, 850144), (496, 521056), (512, 504773), (589, 438784), (608, 425072), (857, 301568), (992, 260528), (1178, 219392), (1216, 212536), (1714, 150784), (1984, 130264), (2356, 109696), (2432, 106268), (3428, 75392), (3968, 65132), (4712, 54848), (4864, 53134), (6856, 37696), (7936, 32566), (9424, 27424), (9728, 26567), (13712, 18848), (15872, 16283)]