78506280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:640

約数の個数: 128

約数和(自身を含む): 263923200

約数和(自身を除く): 185416920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 157, 180, 216, 270, 314, 360, 463, 471, 540, 628, 785, 926, 942, 1080, 1256, 1389, 1413, 1570, 1852, 1884, 2315, 2355, 2778, 2826, 3140, 3704, 3768, 4167, 4239, 4630, 4710, 5556, 5652, 6280, 6945, 7065, 8334, 8478, 9260, 9420, 11112, 11304, 12501, 13890, 14130, 16668, 16956, 18520, 18840, 20835, 21195, 25002, 27780, 28260, 33336, 33912, 41670, 42390, 50004, 55560, 56520, 62505, 72691, 83340, 84780, 100008, 125010, 145382, 166680, 169560, 218073, 250020, 290764, 363455, 436146, 500040, 581528, 654219, 726910, 872292, 1090365, 1308438, 1453820, 1744584, 1962657, 2180730, 2616876, 2907640, 3271095, 3925314, 4361460, 5233752, 6542190, 7850628, 8722920, 9813285, 13084380, 15701256, 19626570, 26168760, 39253140, 78506280]

約数ペア:

[(1, 78506280), (2, 39253140), (3, 26168760), (4, 19626570), (5, 15701256), (6, 13084380), (8, 9813285), (9, 8722920), (10, 7850628), (12, 6542190), (15, 5233752), (18, 4361460), (20, 3925314), (24, 3271095), (27, 2907640), (30, 2616876), (36, 2180730), (40, 1962657), (45, 1744584), (54, 1453820), (60, 1308438), (72, 1090365), (90, 872292), (108, 726910), (120, 654219), (135, 581528), (157, 500040), (180, 436146), (216, 363455), (270, 290764), (314, 250020), (360, 218073), (463, 169560), (471, 166680), (540, 145382), (628, 125010), (785, 100008), (926, 84780), (942, 83340), (1080, 72691), (1256, 62505), (1389, 56520), (1413, 55560), (1570, 50004), (1852, 42390), (1884, 41670), (2315, 33912), (2355, 33336), (2778, 28260), (2826, 27780), (3140, 25002), (3704, 21195), (3768, 20835), (4167, 18840), (4239, 18520), (4630, 16956), (4710, 16668), (5556, 14130), (5652, 13890), (6280, 12501), (6945, 11304), (7065, 11112), (8334, 9420), (8478, 9260)]