140756864

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1867}}^1$

素因数の和:1931

約数の個数: 64

約数和(自身を含む): 304857600

約数和(自身を除く): 164100736

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 304, 496, 589, 608, 992, 1178, 1216, 1867, 1984, 2356, 2432, 3734, 3968, 4712, 7468, 9424, 14936, 18848, 29872, 35473, 37696, 57877, 59744, 70946, 75392, 115754, 119488, 141892, 231508, 238976, 283784, 463016, 567568, 926032, 1099663, 1135136, 1852064, 2199326, 2270272, 3704128, 4398652, 4540544, 7408256, 8797304, 17594608, 35189216, 70378432, 140756864]

約数ペア:

[(1, 140756864), (2, 70378432), (4, 35189216), (8, 17594608), (16, 8797304), (19, 7408256), (31, 4540544), (32, 4398652), (38, 3704128), (62, 2270272), (64, 2199326), (76, 1852064), (124, 1135136), (128, 1099663), (152, 926032), (248, 567568), (304, 463016), (496, 283784), (589, 238976), (608, 231508), (992, 141892), (1178, 119488), (1216, 115754), (1867, 75392), (1984, 70946), (2356, 59744), (2432, 57877), (3734, 37696), (3968, 35473), (4712, 29872), (7468, 18848), (9424, 14936)]