277140992

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:987

約数の個数: 80

約数和(自身を含む): 602342400

約数和(自身を除く): 325201408

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, 919, 992, 1178, 1216, 1838, 1984, 2356, 2432, 3676, 3968, 4712, 4864, 7352, 7936, 9424, 9728, 14704, 15872, 17461, 18848, 28489, 29408, 34922, 37696, 56978, 58816, 69844, 75392, 113956, 117632, 139688, 150784, 227912, 235264, 279376, 301568, 455824, 470528, 541291, 558752, 911648, 1082582, 1117504, 1823296, 2165164, 2235008, 3646592, 4330328, 4470016, 7293184, 8660656, 8940032, 14586368, 17321312, 34642624, 69285248, 138570496, 277140992]

約数ペア:

[(1, 277140992), (2, 138570496), (4, 69285248), (8, 34642624), (16, 17321312), (19, 14586368), (31, 8940032), (32, 8660656), (38, 7293184), (62, 4470016), (64, 4330328), (76, 3646592), (124, 2235008), (128, 2165164), (152, 1823296), (248, 1117504), (256, 1082582), (304, 911648), (496, 558752), (512, 541291), (589, 470528), (608, 455824), (919, 301568), (992, 279376), (1178, 235264), (1216, 227912), (1838, 150784), (1984, 139688), (2356, 117632), (2432, 113956), (3676, 75392), (3968, 69844), (4712, 58816), (4864, 56978), (7352, 37696), (7936, 34922), (9424, 29408), (9728, 28489), (14704, 18848), (15872, 17461)]