128251216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{439}}^1$

素因数の和:528

約数の個数: 60

約数和(自身を含む): 270890400

約数和(自身を除く): 142639184

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 439, 496, 589, 878, 961, 1178, 1756, 1922, 2356, 3512, 3844, 4712, 7024, 7688, 8341, 9424, 13609, 15376, 16682, 18259, 27218, 33364, 36518, 54436, 66728, 73036, 108872, 133456, 146072, 217744, 258571, 292144, 421879, 517142, 843758, 1034284, 1687516, 2068568, 3375032, 4137136, 6750064, 8015701, 16031402, 32062804, 64125608, 128251216]

約数ペア:

[(1, 128251216), (2, 64125608), (4, 32062804), (8, 16031402), (16, 8015701), (19, 6750064), (31, 4137136), (38, 3375032), (62, 2068568), (76, 1687516), (124, 1034284), (152, 843758), (248, 517142), (304, 421879), (439, 292144), (496, 258571), (589, 217744), (878, 146072), (961, 133456), (1178, 108872), (1756, 73036), (1922, 66728), (2356, 54436), (3512, 36518), (3844, 33364), (4712, 27218), (7024, 18259), (7688, 16682), (8341, 15376), (9424, 13609)]