74478080

素因数分解:

$2^9\times 5^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:689

約数の個数: 80

約数和(自身を含む): 182666880

約数和(自身を除く): 108188800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 512, 619, 640, 752, 940, 1238, 1280, 1504, 1880, 2476, 2560, 3008, 3095, 3760, 4952, 6016, 6190, 7520, 9904, 12032, 12380, 15040, 19808, 24064, 24760, 29093, 30080, 39616, 49520, 58186, 60160, 79232, 99040, 116372, 120320, 145465, 158464, 198080, 232744, 290930, 316928, 396160, 465488, 581860, 792320, 930976, 1163720, 1584640, 1861952, 2327440, 3723904, 4654880, 7447808, 9309760, 14895616, 18619520, 37239040, 74478080]

約数ペア:

[(1, 74478080), (2, 37239040), (4, 18619520), (5, 14895616), (8, 9309760), (10, 7447808), (16, 4654880), (20, 3723904), (32, 2327440), (40, 1861952), (47, 1584640), (64, 1163720), (80, 930976), (94, 792320), (128, 581860), (160, 465488), (188, 396160), (235, 316928), (256, 290930), (320, 232744), (376, 198080), (470, 158464), (512, 145465), (619, 120320), (640, 116372), (752, 99040), (940, 79232), (1238, 60160), (1280, 58186), (1504, 49520), (1880, 39616), (2476, 30080), (2560, 29093), (3008, 24760), (3095, 24064), (3760, 19808), (4952, 15040), (6016, 12380), (6190, 12032), (7520, 9904)]