20120759760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{51719}}^1$

素因数の和:53356

約数の個数: 80

約数和(自身を含む): 62414040960

約数和(自身を除く): 42293281200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1621, 3242, 4863, 6484, 8105, 9726, 12968, 16210, 19452, 24315, 25936, 32420, 38904, 48630, 51719, 64840, 77808, 97260, 103438, 129680, 155157, 194520, 206876, 258595, 310314, 389040, 413752, 517190, 620628, 775785, 827504, 1034380, 1241256, 1551570, 2068760, 2482512, 3103140, 4137520, 6206280, 12412560, 83836499, 167672998, 251509497, 335345996, 419182495, 503018994, 670691992, 838364990, 1006037988, 1257547485, 1341383984, 1676729980, 2012075976, 2515094970, 3353459960, 4024151952, 5030189940, 6706919920, 10060379880, 20120759760]

約数ペア:

[(1, 20120759760), (2, 10060379880), (3, 6706919920), (4, 5030189940), (5, 4024151952), (6, 3353459960), (8, 2515094970), (10, 2012075976), (12, 1676729980), (15, 1341383984), (16, 1257547485), (20, 1006037988), (24, 838364990), (30, 670691992), (40, 503018994), (48, 419182495), (60, 335345996), (80, 251509497), (120, 167672998), (240, 83836499), (1621, 12412560), (3242, 6206280), (4863, 4137520), (6484, 3103140), (8105, 2482512), (9726, 2068760), (12968, 1551570), (16210, 1241256), (19452, 1034380), (24315, 827504), (25936, 775785), (32420, 620628), (38904, 517190), (48630, 413752), (51719, 389040), (64840, 310314), (77808, 258595), (97260, 206876), (103438, 194520), (129680, 155157)]