305404160

素因数分解:

$2^8\times 5^1\times {\mathrm{397}}^1\times {\mathrm{601}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 734601336

約数和(自身を除く): 429197176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 397, 601, 640, 794, 1202, 1280, 1588, 1985, 2404, 3005, 3176, 3970, 4808, 6010, 6352, 7940, 9616, 12020, 12704, 15880, 19232, 24040, 25408, 31760, 38464, 48080, 50816, 63520, 76928, 96160, 101632, 127040, 153856, 192320, 238597, 254080, 384640, 477194, 508160, 769280, 954388, 1192985, 1908776, 2385970, 3817552, 4771940, 7635104, 9543880, 15270208, 19087760, 30540416, 38175520, 61080832, 76351040, 152702080, 305404160]

約数ペア:

[(1, 305404160), (2, 152702080), (4, 76351040), (5, 61080832), (8, 38175520), (10, 30540416), (16, 19087760), (20, 15270208), (32, 9543880), (40, 7635104), (64, 4771940), (80, 3817552), (128, 2385970), (160, 1908776), (256, 1192985), (320, 954388), (397, 769280), (601, 508160), (640, 477194), (794, 384640), (1202, 254080), (1280, 238597), (1588, 192320), (1985, 153856), (2404, 127040), (3005, 101632), (3176, 96160), (3970, 76928), (4808, 63520), (6010, 50816), (6352, 48080), (7940, 38464), (9616, 31760), (12020, 25408), (12704, 24040), (15880, 19232)]