631747264

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{16759}}^1$

素因数の和:16821

約数の個数: 56

約数和(自身を含む): 1362252800

約数和(自身を除く): 730505536

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 4712, 9424, 16759, 18848, 33518, 37696, 67036, 134072, 268144, 318421, 519529, 536288, 636842, 1039058, 1072576, 1273684, 2078116, 2547368, 4156232, 5094736, 8312464, 9871051, 10189472, 16624928, 19742102, 20378944, 33249856, 39484204, 78968408, 157936816, 315873632, 631747264]

約数ペア:

[(1, 631747264), (2, 315873632), (4, 157936816), (8, 78968408), (16, 39484204), (19, 33249856), (31, 20378944), (32, 19742102), (38, 16624928), (62, 10189472), (64, 9871051), (76, 8312464), (124, 5094736), (152, 4156232), (248, 2547368), (304, 2078116), (496, 1273684), (589, 1072576), (608, 1039058), (992, 636842), (1178, 536288), (1216, 519529), (1984, 318421), (2356, 268144), (4712, 134072), (9424, 67036), (16759, 37696), (18848, 33518)]