71280360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:915

約数の個数: 96

約数和(自身を含む): 232713000

約数和(自身を除く): 161432640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389, 509, 778, 1018, 1167, 1527, 1556, 1945, 2036, 2334, 2545, 3054, 3112, 3501, 3890, 4072, 4581, 4668, 5090, 5835, 6108, 7002, 7635, 7780, 9162, 9336, 10180, 11670, 12216, 14004, 15270, 15560, 17505, 18324, 20360, 22905, 23340, 28008, 30540, 35010, 36648, 45810, 46680, 61080, 70020, 91620, 140040, 183240, 198001, 396002, 594003, 792004, 990005, 1188006, 1584008, 1782009, 1980010, 2376012, 2970015, 3564018, 3960020, 4752024, 5940030, 7128036, 7920040, 8910045, 11880060, 14256072, 17820090, 23760120, 35640180, 71280360]

約数ペア:

[(1, 71280360), (2, 35640180), (3, 23760120), (4, 17820090), (5, 14256072), (6, 11880060), (8, 8910045), (9, 7920040), (10, 7128036), (12, 5940030), (15, 4752024), (18, 3960020), (20, 3564018), (24, 2970015), (30, 2376012), (36, 1980010), (40, 1782009), (45, 1584008), (60, 1188006), (72, 990005), (90, 792004), (120, 594003), (180, 396002), (360, 198001), (389, 183240), (509, 140040), (778, 91620), (1018, 70020), (1167, 61080), (1527, 46680), (1556, 45810), (1945, 36648), (2036, 35010), (2334, 30540), (2545, 28008), (3054, 23340), (3112, 22905), (3501, 20360), (3890, 18324), (4072, 17505), (4581, 15560), (4668, 15270), (5090, 14004), (5835, 12216), (6108, 11670), (7002, 10180), (7635, 9336), (7780, 9162)]