319063040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:743

約数の個数: 88

約数和(自身を含む): 774208152

約数和(自身を除く): 455145112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 505, 512, 617, 640, 808, 1010, 1024, 1234, 1280, 1616, 2020, 2468, 2560, 3085, 3232, 4040, 4936, 5120, 6170, 6464, 8080, 9872, 12340, 12928, 16160, 19744, 24680, 25856, 32320, 39488, 49360, 51712, 62317, 64640, 78976, 98720, 103424, 124634, 129280, 157952, 197440, 249268, 258560, 311585, 315904, 394880, 498536, 517120, 623170, 631808, 789760, 997072, 1246340, 1579520, 1994144, 2492680, 3159040, 3988288, 4985360, 7976576, 9970720, 15953152, 19941440, 31906304, 39882880, 63812608, 79765760, 159531520, 319063040]

約数ペア:

[(1, 319063040), (2, 159531520), (4, 79765760), (5, 63812608), (8, 39882880), (10, 31906304), (16, 19941440), (20, 15953152), (32, 9970720), (40, 7976576), (64, 4985360), (80, 3988288), (101, 3159040), (128, 2492680), (160, 1994144), (202, 1579520), (256, 1246340), (320, 997072), (404, 789760), (505, 631808), (512, 623170), (617, 517120), (640, 498536), (808, 394880), (1010, 315904), (1024, 311585), (1234, 258560), (1280, 249268), (1616, 197440), (2020, 157952), (2468, 129280), (2560, 124634), (3085, 103424), (3232, 98720), (4040, 78976), (4936, 64640), (5120, 62317), (6170, 51712), (6464, 49360), (8080, 39488), (9872, 32320), (12340, 25856), (12928, 24680), (16160, 19744)]