256210288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{877}}^1$

素因数の和:966

約数の個数: 60

約数和(自身を含む): 540549480

約数和(自身を除く): 284339192

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 877, 961, 1178, 1754, 1922, 2356, 3508, 3844, 4712, 7016, 7688, 9424, 14032, 15376, 16663, 18259, 27187, 33326, 36518, 54374, 66652, 73036, 108748, 133304, 146072, 217496, 266608, 292144, 434992, 516553, 842797, 1033106, 1685594, 2066212, 3371188, 4132424, 6742376, 8264848, 13484752, 16013143, 32026286, 64052572, 128105144, 256210288]

約数ペア:

[(1, 256210288), (2, 128105144), (4, 64052572), (8, 32026286), (16, 16013143), (19, 13484752), (31, 8264848), (38, 6742376), (62, 4132424), (76, 3371188), (124, 2066212), (152, 1685594), (248, 1033106), (304, 842797), (496, 516553), (589, 434992), (877, 292144), (961, 266608), (1178, 217496), (1754, 146072), (1922, 133304), (2356, 108748), (3508, 73036), (3844, 66652), (4712, 54374), (7016, 36518), (7688, 33326), (9424, 27187), (14032, 18259), (15376, 16663)]