278327424

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:378

約数の個数: 128

約数和(自身を含む): 773959680

約数和(自身を除く): 495632256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 103, 124, 128, 186, 192, 206, 227, 248, 309, 372, 384, 412, 454, 496, 618, 681, 744, 824, 908, 992, 1236, 1362, 1488, 1648, 1816, 1984, 2472, 2724, 2976, 3193, 3296, 3632, 3968, 4944, 5448, 5952, 6386, 6592, 7037, 7264, 9579, 9888, 10896, 11904, 12772, 13184, 14074, 14528, 19158, 19776, 21111, 21792, 23381, 25544, 28148, 29056, 38316, 39552, 42222, 43584, 46762, 51088, 56296, 70143, 76632, 84444, 87168, 93524, 102176, 112592, 140286, 153264, 168888, 187048, 204352, 225184, 280572, 306528, 337776, 374096, 408704, 450368, 561144, 613056, 675552, 724811, 748192, 900736, 1122288, 1226112, 1351104, 1449622, 1496384, 2174433, 2244576, 2702208, 2899244, 2992768, 4348866, 4489152, 5798488, 8697732, 8978304, 11596976, 17395464, 23193952, 34790928, 46387904, 69581856, 92775808, 139163712, 278327424]

約数ペア:

[(1, 278327424), (2, 139163712), (3, 92775808), (4, 69581856), (6, 46387904), (8, 34790928), (12, 23193952), (16, 17395464), (24, 11596976), (31, 8978304), (32, 8697732), (48, 5798488), (62, 4489152), (64, 4348866), (93, 2992768), (96, 2899244), (103, 2702208), (124, 2244576), (128, 2174433), (186, 1496384), (192, 1449622), (206, 1351104), (227, 1226112), (248, 1122288), (309, 900736), (372, 748192), (384, 724811), (412, 675552), (454, 613056), (496, 561144), (618, 450368), (681, 408704), (744, 374096), (824, 337776), (908, 306528), (992, 280572), (1236, 225184), (1362, 204352), (1488, 187048), (1648, 168888), (1816, 153264), (1984, 140286), (2472, 112592), (2724, 102176), (2976, 93524), (3193, 87168), (3296, 84444), (3632, 76632), (3968, 70143), (4944, 56296), (5448, 51088), (5952, 46762), (6386, 43584), (6592, 42222), (7037, 39552), (7264, 38316), (9579, 29056), (9888, 28148), (10896, 25544), (11904, 23381), (12772, 21792), (13184, 21111), (14074, 19776), (14528, 19158)]