1290937728

素因数分解:

$2^7\times 3^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:504

約数の個数: 128

約数和(自身を含む): 3503185920

約数和(自身を除く): 2212248192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 127, 128, 192, 206, 254, 257, 309, 381, 384, 412, 508, 514, 618, 762, 771, 824, 1016, 1028, 1236, 1524, 1542, 1648, 2032, 2056, 2472, 3048, 3084, 3296, 4064, 4112, 4944, 6096, 6168, 6592, 8128, 8224, 9888, 12192, 12336, 13081, 13184, 16256, 16448, 19776, 24384, 24672, 26162, 26471, 32639, 32896, 39243, 39552, 48768, 49344, 52324, 52942, 65278, 78486, 79413, 97917, 98688, 104648, 105884, 130556, 156972, 158826, 195834, 209296, 211768, 261112, 313944, 317652, 391668, 418592, 423536, 522224, 627888, 635304, 783336, 837184, 847072, 1044448, 1255776, 1270608, 1566672, 1674368, 1694144, 2088896, 2511552, 2541216, 3133344, 3361817, 3388288, 4177792, 5023104, 5082432, 6266688, 6723634, 10085451, 10164864, 12533376, 13447268, 20170902, 26894536, 40341804, 53789072, 80683608, 107578144, 161367216, 215156288, 322734432, 430312576, 645468864, 1290937728]

約数ペア:

[(1, 1290937728), (2, 645468864), (3, 430312576), (4, 322734432), (6, 215156288), (8, 161367216), (12, 107578144), (16, 80683608), (24, 53789072), (32, 40341804), (48, 26894536), (64, 20170902), (96, 13447268), (103, 12533376), (127, 10164864), (128, 10085451), (192, 6723634), (206, 6266688), (254, 5082432), (257, 5023104), (309, 4177792), (381, 3388288), (384, 3361817), (412, 3133344), (508, 2541216), (514, 2511552), (618, 2088896), (762, 1694144), (771, 1674368), (824, 1566672), (1016, 1270608), (1028, 1255776), (1236, 1044448), (1524, 847072), (1542, 837184), (1648, 783336), (2032, 635304), (2056, 627888), (2472, 522224), (3048, 423536), (3084, 418592), (3296, 391668), (4064, 317652), (4112, 313944), (4944, 261112), (6096, 211768), (6168, 209296), (6592, 195834), (8128, 158826), (8224, 156972), (9888, 130556), (12192, 105884), (12336, 104648), (13081, 98688), (13184, 97917), (16256, 79413), (16448, 78486), (19776, 65278), (24384, 52942), (24672, 52324), (26162, 49344), (26471, 48768), (32639, 39552), (32896, 39243)]