399203280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{769}}^1$

素因数の和:898

約数の個数: 240

約数和(自身を含む): 1549067520

約数和(自身を除く): 1149864240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 103, 105, 112, 120, 126, 140, 144, 168, 180, 206, 210, 240, 252, 280, 309, 315, 336, 360, 412, 420, 504, 515, 560, 618, 630, 720, 721, 769, 824, 840, 927, 1008, 1030, 1236, 1260, 1442, 1538, 1545, 1648, 1680, 1854, 2060, 2163, 2307, 2472, 2520, 2884, 3076, 3090, 3605, 3708, 3845, 4120, 4326, 4614, 4635, 4944, 5040, 5383, 5768, 6152, 6180, 6489, 6921, 7210, 7416, 7690, 8240, 8652, 9228, 9270, 10766, 10815, 11535, 11536, 12304, 12360, 12978, 13842, 14420, 14832, 15380, 16149, 17304, 18456, 18540, 21532, 21630, 23070, 24720, 25956, 26915, 27684, 28840, 30760, 32298, 32445, 34605, 34608, 36912, 37080, 43064, 43260, 46140, 48447, 51912, 53830, 55368, 57680, 61520, 64596, 64890, 69210, 74160, 79207, 80745, 86128, 86520, 92280, 96894, 103824, 107660, 110736, 129192, 129780, 138420, 158414, 161490, 173040, 184560, 193788, 215320, 237621, 242235, 258384, 259560, 276840, 316828, 322980, 387576, 396035, 430640, 475242, 484470, 519120, 553680, 554449, 633656, 645960, 712863, 775152, 792070, 950484, 968940, 1108898, 1188105, 1267312, 1291920, 1425726, 1584140, 1663347, 1900968, 1937880, 2217796, 2376210, 2772245, 2851452, 3168280, 3326694, 3564315, 3801936, 3875760, 4435592, 4752420, 4990041, 5544490, 5702904, 6336560, 6653388, 7128630, 8316735, 8871184, 9504840, 9980082, 11088980, 11405808, 13306776, 14257260, 16633470, 19009680, 19960164, 22177960, 24950205, 26613552, 28514520, 33266940, 39920328, 44355920, 49900410, 57029040, 66533880, 79840656, 99800820, 133067760, 199601640, 399203280]

約数ペア:

[(1, 399203280), (2, 199601640), (3, 133067760), (4, 99800820), (5, 79840656), (6, 66533880), (7, 57029040), (8, 49900410), (9, 44355920), (10, 39920328), (12, 33266940), (14, 28514520), (15, 26613552), (16, 24950205), (18, 22177960), (20, 19960164), (21, 19009680), (24, 16633470), (28, 14257260), (30, 13306776), (35, 11405808), (36, 11088980), (40, 9980082), (42, 9504840), (45, 8871184), (48, 8316735), (56, 7128630), (60, 6653388), (63, 6336560), (70, 5702904), (72, 5544490), (80, 4990041), (84, 4752420), (90, 4435592), (103, 3875760), (105, 3801936), (112, 3564315), (120, 3326694), (126, 3168280), (140, 2851452), (144, 2772245), (168, 2376210), (180, 2217796), (206, 1937880), (210, 1900968), (240, 1663347), (252, 1584140), (280, 1425726), (309, 1291920), (315, 1267312), (336, 1188105), (360, 1108898), (412, 968940), (420, 950484), (504, 792070), (515, 775152), (560, 712863), (618, 645960), (630, 633656), (720, 554449), (721, 553680), (769, 519120), (824, 484470), (840, 475242), (927, 430640), (1008, 396035), (1030, 387576), (1236, 322980), (1260, 316828), (1442, 276840), (1538, 259560), (1545, 258384), (1648, 242235), (1680, 237621), (1854, 215320), (2060, 193788), (2163, 184560), (2307, 173040), (2472, 161490), (2520, 158414), (2884, 138420), (3076, 129780), (3090, 129192), (3605, 110736), (3708, 107660), (3845, 103824), (4120, 96894), (4326, 92280), (4614, 86520), (4635, 86128), (4944, 80745), (5040, 79207), (5383, 74160), (5768, 69210), (6152, 64890), (6180, 64596), (6489, 61520), (6921, 57680), (7210, 55368), (7416, 53830), (7690, 51912), (8240, 48447), (8652, 46140), (9228, 43260), (9270, 43064), (10766, 37080), (10815, 36912), (11535, 34608), (11536, 34605), (12304, 32445), (12360, 32298), (12978, 30760), (13842, 28840), (14420, 27684), (14832, 26915), (15380, 25956), (16149, 24720), (17304, 23070), (18456, 21630), (18540, 21532)]