73144720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1933}}^1$

素因数の和:2000

約数の個数: 80

約数和(自身を含む): 189934272

約数和(自身を除く): 116789552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1892, 1933, 2365, 3440, 3784, 3866, 4730, 7568, 7732, 9460, 9665, 15464, 18920, 19330, 21263, 30928, 37840, 38660, 42526, 77320, 83119, 85052, 106315, 154640, 166238, 170104, 212630, 332476, 340208, 415595, 425260, 664952, 831190, 850520, 914309, 1329904, 1662380, 1701040, 1828618, 3324760, 3657236, 4571545, 6649520, 7314472, 9143090, 14628944, 18286180, 36572360, 73144720]

約数ペア:

[(1, 73144720), (2, 36572360), (4, 18286180), (5, 14628944), (8, 9143090), (10, 7314472), (11, 6649520), (16, 4571545), (20, 3657236), (22, 3324760), (40, 1828618), (43, 1701040), (44, 1662380), (55, 1329904), (80, 914309), (86, 850520), (88, 831190), (110, 664952), (172, 425260), (176, 415595), (215, 340208), (220, 332476), (344, 212630), (430, 170104), (440, 166238), (473, 154640), (688, 106315), (860, 85052), (880, 83119), (946, 77320), (1720, 42526), (1892, 38660), (1933, 37840), (2365, 30928), (3440, 21263), (3784, 19330), (3866, 18920), (4730, 15464), (7568, 9665), (7732, 9460)]