845404080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{81919}}^1$

素因数の和:81978

約数の個数: 80

約数和(自身を含む): 2681733120

約数和(自身を除く): 1836329040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 81919, 163838, 245757, 327676, 409595, 491514, 655352, 819190, 983028, 1228785, 1310704, 1638380, 1966056, 2457570, 3276760, 3522517, 3932112, 4915140, 6553520, 7045034, 9830280, 10567551, 14090068, 17612585, 19660560, 21135102, 28180136, 35225170, 42270204, 52837755, 56360272, 70450340, 84540408, 105675510, 140900680, 169080816, 211351020, 281801360, 422702040, 845404080]

約数ペア:

[(1, 845404080), (2, 422702040), (3, 281801360), (4, 211351020), (5, 169080816), (6, 140900680), (8, 105675510), (10, 84540408), (12, 70450340), (15, 56360272), (16, 52837755), (20, 42270204), (24, 35225170), (30, 28180136), (40, 21135102), (43, 19660560), (48, 17612585), (60, 14090068), (80, 10567551), (86, 9830280), (120, 7045034), (129, 6553520), (172, 4915140), (215, 3932112), (240, 3522517), (258, 3276760), (344, 2457570), (430, 1966056), (516, 1638380), (645, 1310704), (688, 1228785), (860, 983028), (1032, 819190), (1290, 655352), (1720, 491514), (2064, 409595), (2580, 327676), (3440, 245757), (5160, 163838), (10320, 81919)]