780608768

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 108

約数和(自身を含む): 1704941280

約数和(自身を除く): 924332512

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 167, 248, 256, 304, 334, 496, 589, 608, 668, 961, 992, 1178, 1216, 1336, 1922, 1984, 2356, 2432, 2672, 3173, 3844, 3968, 4712, 4864, 5177, 5344, 6346, 7688, 7936, 9424, 10354, 10688, 12692, 15376, 18259, 18848, 20708, 21376, 25384, 30752, 36518, 37696, 41416, 42752, 50768, 61504, 73036, 75392, 82832, 98363, 101536, 123008, 146072, 150784, 160487, 165664, 196726, 203072, 246016, 292144, 320974, 331328, 393452, 406144, 584288, 641948, 662656, 786904, 812288, 1168576, 1283896, 1325312, 1573808, 2337152, 2567792, 3049253, 3147616, 4674304, 5135584, 6098506, 6295232, 10271168, 12197012, 12590464, 20542336, 24394024, 25180928, 41084672, 48788048, 97576096, 195152192, 390304384, 780608768]

約数ペア:

[(1, 780608768), (2, 390304384), (4, 195152192), (8, 97576096), (16, 48788048), (19, 41084672), (31, 25180928), (32, 24394024), (38, 20542336), (62, 12590464), (64, 12197012), (76, 10271168), (124, 6295232), (128, 6098506), (152, 5135584), (167, 4674304), (248, 3147616), (256, 3049253), (304, 2567792), (334, 2337152), (496, 1573808), (589, 1325312), (608, 1283896), (668, 1168576), (961, 812288), (992, 786904), (1178, 662656), (1216, 641948), (1336, 584288), (1922, 406144), (1984, 393452), (2356, 331328), (2432, 320974), (2672, 292144), (3173, 246016), (3844, 203072), (3968, 196726), (4712, 165664), (4864, 160487), (5177, 150784), (5344, 146072), (6346, 123008), (7688, 101536), (7936, 98363), (9424, 82832), (10354, 75392), (10688, 73036), (12692, 61504), (15376, 50768), (18259, 42752), (18848, 41416), (20708, 37696), (21376, 36518), (25384, 30752)]