201451520

素因数分解:

$2^{11}\times 5^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 490613760

約数和(自身を除く): 289162240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 191, 206, 256, 320, 382, 412, 512, 515, 640, 764, 824, 955, 1024, 1030, 1280, 1528, 1648, 1910, 2048, 2060, 2560, 3056, 3296, 3820, 4120, 5120, 6112, 6592, 7640, 8240, 10240, 12224, 13184, 15280, 16480, 19673, 24448, 26368, 30560, 32960, 39346, 48896, 52736, 61120, 65920, 78692, 97792, 98365, 105472, 122240, 131840, 157384, 195584, 196730, 210944, 244480, 263680, 314768, 391168, 393460, 488960, 527360, 629536, 786920, 977920, 1054720, 1259072, 1573840, 1955840, 2518144, 3147680, 5036288, 6295360, 10072576, 12590720, 20145152, 25181440, 40290304, 50362880, 100725760, 201451520]

約数ペア:

[(1, 201451520), (2, 100725760), (4, 50362880), (5, 40290304), (8, 25181440), (10, 20145152), (16, 12590720), (20, 10072576), (32, 6295360), (40, 5036288), (64, 3147680), (80, 2518144), (103, 1955840), (128, 1573840), (160, 1259072), (191, 1054720), (206, 977920), (256, 786920), (320, 629536), (382, 527360), (412, 488960), (512, 393460), (515, 391168), (640, 314768), (764, 263680), (824, 244480), (955, 210944), (1024, 196730), (1030, 195584), (1280, 157384), (1528, 131840), (1648, 122240), (1910, 105472), (2048, 98365), (2060, 97792), (2560, 78692), (3056, 65920), (3296, 61120), (3820, 52736), (4120, 48896), (5120, 39346), (6112, 32960), (6592, 30560), (7640, 26368), (8240, 24448), (10240, 19673), (12224, 16480), (13184, 15280)]