245085280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1063}}^1$

素因数の和:1220

約数の個数: 96

約数和(自身を含む): 637072128

約数和(自身を除く): 391986848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 131, 160, 176, 220, 262, 352, 440, 524, 655, 880, 1048, 1063, 1310, 1441, 1760, 2096, 2126, 2620, 2882, 4192, 4252, 5240, 5315, 5764, 7205, 8504, 10480, 10630, 11528, 11693, 14410, 17008, 20960, 21260, 23056, 23386, 28820, 34016, 42520, 46112, 46772, 57640, 58465, 85040, 93544, 115280, 116930, 139253, 170080, 187088, 230560, 233860, 278506, 374176, 467720, 557012, 696265, 935440, 1114024, 1392530, 1531783, 1870880, 2228048, 2785060, 3063566, 4456096, 5570120, 6127132, 7658915, 11140240, 12254264, 15317830, 22280480, 24508528, 30635660, 49017056, 61271320, 122542640, 245085280]

約数ペア:

[(1, 245085280), (2, 122542640), (4, 61271320), (5, 49017056), (8, 30635660), (10, 24508528), (11, 22280480), (16, 15317830), (20, 12254264), (22, 11140240), (32, 7658915), (40, 6127132), (44, 5570120), (55, 4456096), (80, 3063566), (88, 2785060), (110, 2228048), (131, 1870880), (160, 1531783), (176, 1392530), (220, 1114024), (262, 935440), (352, 696265), (440, 557012), (524, 467720), (655, 374176), (880, 278506), (1048, 233860), (1063, 230560), (1310, 187088), (1441, 170080), (1760, 139253), (2096, 116930), (2126, 115280), (2620, 93544), (2882, 85040), (4192, 58465), (4252, 57640), (5240, 46772), (5315, 46112), (5764, 42520), (7205, 34016), (8504, 28820), (10480, 23386), (10630, 23056), (11528, 21260), (11693, 20960), (14410, 17008)]