70800720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1879}}^1$

素因数の和:2052

約数の個数: 80

約数和(自身を含む): 220997760

約数和(自身を除く): 150197040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1879, 1884, 2355, 2512, 3140, 3758, 3768, 4710, 5637, 6280, 7516, 7536, 9395, 9420, 11274, 12560, 15032, 18790, 18840, 22548, 28185, 30064, 37580, 37680, 45096, 56370, 75160, 90192, 112740, 150320, 225480, 295003, 450960, 590006, 885009, 1180012, 1475015, 1770018, 2360024, 2950030, 3540036, 4425045, 4720048, 5900060, 7080072, 8850090, 11800120, 14160144, 17700180, 23600240, 35400360, 70800720]

約数ペア:

[(1, 70800720), (2, 35400360), (3, 23600240), (4, 17700180), (5, 14160144), (6, 11800120), (8, 8850090), (10, 7080072), (12, 5900060), (15, 4720048), (16, 4425045), (20, 3540036), (24, 2950030), (30, 2360024), (40, 1770018), (48, 1475015), (60, 1180012), (80, 885009), (120, 590006), (157, 450960), (240, 295003), (314, 225480), (471, 150320), (628, 112740), (785, 90192), (942, 75160), (1256, 56370), (1570, 45096), (1879, 37680), (1884, 37580), (2355, 30064), (2512, 28185), (3140, 22548), (3758, 18840), (3768, 18790), (4710, 15032), (5637, 12560), (6280, 11274), (7516, 9420), (7536, 9395)]