153561520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{619}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 409616640

約数和(自身を除く): 256055120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 443, 560, 619, 886, 1238, 1772, 2215, 2476, 3095, 3101, 3544, 4333, 4430, 4952, 6190, 6202, 7088, 8666, 8860, 9904, 12380, 12404, 15505, 17332, 17720, 21665, 24760, 24808, 31010, 34664, 35440, 43330, 49520, 49616, 62020, 69328, 86660, 124040, 173320, 248080, 274217, 346640, 548434, 1096868, 1371085, 1919519, 2193736, 2742170, 3839038, 4387472, 5484340, 7678076, 9597595, 10968680, 15356152, 19195190, 21937360, 30712304, 38390380, 76780760, 153561520]

約数ペア:

[(1, 153561520), (2, 76780760), (4, 38390380), (5, 30712304), (7, 21937360), (8, 19195190), (10, 15356152), (14, 10968680), (16, 9597595), (20, 7678076), (28, 5484340), (35, 4387472), (40, 3839038), (56, 2742170), (70, 2193736), (80, 1919519), (112, 1371085), (140, 1096868), (280, 548434), (443, 346640), (560, 274217), (619, 248080), (886, 173320), (1238, 124040), (1772, 86660), (2215, 69328), (2476, 62020), (3095, 49616), (3101, 49520), (3544, 43330), (4333, 35440), (4430, 34664), (4952, 31010), (6190, 24808), (6202, 24760), (7088, 21665), (8666, 17720), (8860, 17332), (9904, 15505), (12380, 12404)]