254975744

素因数分解:

$2^8\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 108

約数和(自身を含む): 560710080

約数和(自身を除く): 305734336

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 89, 124, 128, 152, 178, 248, 256, 304, 356, 361, 496, 589, 608, 712, 722, 992, 1178, 1216, 1424, 1444, 1691, 1984, 2356, 2432, 2759, 2848, 2888, 3382, 3968, 4712, 4864, 5518, 5696, 5776, 6764, 7936, 9424, 11036, 11191, 11392, 11552, 13528, 18848, 22072, 22382, 22784, 23104, 27056, 32129, 37696, 44144, 44764, 46208, 52421, 54112, 64258, 75392, 88288, 89528, 92416, 104842, 108224, 128516, 150784, 176576, 179056, 209684, 216448, 257032, 353152, 358112, 419368, 432896, 514064, 706304, 716224, 838736, 995999, 1028128, 1432448, 1677472, 1991998, 2056256, 2864896, 3354944, 3983996, 4112512, 6709888, 7967992, 8225024, 13419776, 15935984, 31871968, 63743936, 127487872, 254975744]

約数ペア:

[(1, 254975744), (2, 127487872), (4, 63743936), (8, 31871968), (16, 15935984), (19, 13419776), (31, 8225024), (32, 7967992), (38, 6709888), (62, 4112512), (64, 3983996), (76, 3354944), (89, 2864896), (124, 2056256), (128, 1991998), (152, 1677472), (178, 1432448), (248, 1028128), (256, 995999), (304, 838736), (356, 716224), (361, 706304), (496, 514064), (589, 432896), (608, 419368), (712, 358112), (722, 353152), (992, 257032), (1178, 216448), (1216, 209684), (1424, 179056), (1444, 176576), (1691, 150784), (1984, 128516), (2356, 108224), (2432, 104842), (2759, 92416), (2848, 89528), (2888, 88288), (3382, 75392), (3968, 64258), (4712, 54112), (4864, 52421), (5518, 46208), (5696, 44764), (5776, 44144), (6764, 37696), (7936, 32129), (9424, 27056), (11036, 23104), (11191, 22784), (11392, 22382), (11552, 22072), (13528, 18848)]