90183040

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 230234400

約数和(自身を除く): 140051360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 43, 58, 64, 80, 86, 113, 116, 128, 145, 160, 172, 215, 226, 232, 290, 320, 344, 430, 452, 464, 565, 580, 640, 688, 860, 904, 928, 1130, 1160, 1247, 1376, 1720, 1808, 1856, 2260, 2320, 2494, 2752, 3277, 3440, 3616, 3712, 4520, 4640, 4859, 4988, 5504, 6235, 6554, 6880, 7232, 9040, 9280, 9718, 9976, 12470, 13108, 13760, 14464, 16385, 18080, 18560, 19436, 19952, 24295, 24940, 26216, 27520, 32770, 36160, 38872, 39904, 48590, 49880, 52432, 65540, 72320, 77744, 79808, 97180, 99760, 104864, 131080, 140911, 155488, 159616, 194360, 199520, 209728, 262160, 281822, 310976, 388720, 399040, 419456, 524320, 563644, 621952, 704555, 777440, 798080, 1048640, 1127288, 1409110, 1554880, 2097280, 2254576, 2818220, 3109760, 4509152, 5636440, 9018304, 11272880, 18036608, 22545760, 45091520, 90183040]

約数ペア:

[(1, 90183040), (2, 45091520), (4, 22545760), (5, 18036608), (8, 11272880), (10, 9018304), (16, 5636440), (20, 4509152), (29, 3109760), (32, 2818220), (40, 2254576), (43, 2097280), (58, 1554880), (64, 1409110), (80, 1127288), (86, 1048640), (113, 798080), (116, 777440), (128, 704555), (145, 621952), (160, 563644), (172, 524320), (215, 419456), (226, 399040), (232, 388720), (290, 310976), (320, 281822), (344, 262160), (430, 209728), (452, 199520), (464, 194360), (565, 159616), (580, 155488), (640, 140911), (688, 131080), (860, 104864), (904, 99760), (928, 97180), (1130, 79808), (1160, 77744), (1247, 72320), (1376, 65540), (1720, 52432), (1808, 49880), (1856, 48590), (2260, 39904), (2320, 38872), (2494, 36160), (2752, 32770), (3277, 27520), (3440, 26216), (3616, 24940), (3712, 24295), (4520, 19952), (4640, 19436), (4859, 18560), (4988, 18080), (5504, 16385), (6235, 14464), (6554, 13760), (6880, 13108), (7232, 12470), (9040, 9976), (9280, 9718)]