318030080

素因数分解:

$2^8\times 5^1\times {\mathrm{248461}}^1$

素因数の和:248482

約数の個数: 36

約数和(自身を含む): 761784492

約数和(自身を除く): 443754412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 248461, 496922, 993844, 1242305, 1987688, 2484610, 3975376, 4969220, 7950752, 9938440, 15901504, 19876880, 31803008, 39753760, 63606016, 79507520, 159015040, 318030080]

約数ペア:

[(1, 318030080), (2, 159015040), (4, 79507520), (5, 63606016), (8, 39753760), (10, 31803008), (16, 19876880), (20, 15901504), (32, 9938440), (40, 7950752), (64, 4969220), (80, 3975376), (128, 2484610), (160, 1987688), (256, 1242305), (320, 993844), (640, 496922), (1280, 248461)]