280871340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{601}}^1\times {\mathrm{7789}}^1$

素因数の和:8402

約数の個数: 48

約数和(自身を含む): 787849440

約数和(自身を除く): 506978100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 601, 1202, 1803, 2404, 3005, 3606, 6010, 7212, 7789, 9015, 12020, 15578, 18030, 23367, 31156, 36060, 38945, 46734, 77890, 93468, 116835, 155780, 233670, 467340, 4681189, 9362378, 14043567, 18724756, 23405945, 28087134, 46811890, 56174268, 70217835, 93623780, 140435670, 280871340]

約数ペア:

[(1, 280871340), (2, 140435670), (3, 93623780), (4, 70217835), (5, 56174268), (6, 46811890), (10, 28087134), (12, 23405945), (15, 18724756), (20, 14043567), (30, 9362378), (60, 4681189), (601, 467340), (1202, 233670), (1803, 155780), (2404, 116835), (3005, 93468), (3606, 77890), (6010, 46734), (7212, 38945), (7789, 36060), (9015, 31156), (12020, 23367), (15578, 18030)]