90991440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2939}}^1$

素因数の和:3001

約数の個数: 120

約数和(自身を含む): 312792480

約数和(自身を除く): 221801040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 2939, 3096, 3440, 3870, 5160, 5878, 6192, 7740, 8817, 10320, 11756, 14695, 15480, 17634, 23512, 26451, 29390, 30960, 35268, 44085, 47024, 52902, 58780, 70536, 88170, 105804, 117560, 126377, 132255, 141072, 176340, 211608, 235120, 252754, 264510, 352680, 379131, 423216, 505508, 529020, 631885, 705360, 758262, 1011016, 1058040, 1137393, 1263770, 1516524, 1895655, 2022032, 2116080, 2274786, 2527540, 3033048, 3791310, 4549572, 5055080, 5686965, 6066096, 7582620, 9099144, 10110160, 11373930, 15165240, 18198288, 22747860, 30330480, 45495720, 90991440]

約数ペア:

[(1, 90991440), (2, 45495720), (3, 30330480), (4, 22747860), (5, 18198288), (6, 15165240), (8, 11373930), (9, 10110160), (10, 9099144), (12, 7582620), (15, 6066096), (16, 5686965), (18, 5055080), (20, 4549572), (24, 3791310), (30, 3033048), (36, 2527540), (40, 2274786), (43, 2116080), (45, 2022032), (48, 1895655), (60, 1516524), (72, 1263770), (80, 1137393), (86, 1058040), (90, 1011016), (120, 758262), (129, 705360), (144, 631885), (172, 529020), (180, 505508), (215, 423216), (240, 379131), (258, 352680), (344, 264510), (360, 252754), (387, 235120), (430, 211608), (516, 176340), (645, 141072), (688, 132255), (720, 126377), (774, 117560), (860, 105804), (1032, 88170), (1290, 70536), (1548, 58780), (1720, 52902), (1935, 47024), (2064, 44085), (2580, 35268), (2939, 30960), (3096, 29390), (3440, 26451), (3870, 23512), (5160, 17634), (5878, 15480), (6192, 14695), (7740, 11756), (8817, 10320)]