212475180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{208309}}^1$

素因数の和:208338

約数の個数: 48

約数和(自身を含む): 629929440

約数和(自身を除く): 417454260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 208309, 416618, 624927, 833236, 1041545, 1249854, 2083090, 2499708, 3124635, 3541253, 4166180, 6249270, 7082506, 10623759, 12498540, 14165012, 17706265, 21247518, 35412530, 42495036, 53118795, 70825060, 106237590, 212475180]

約数ペア:

[(1, 212475180), (2, 106237590), (3, 70825060), (4, 53118795), (5, 42495036), (6, 35412530), (10, 21247518), (12, 17706265), (15, 14165012), (17, 12498540), (20, 10623759), (30, 7082506), (34, 6249270), (51, 4166180), (60, 3541253), (68, 3124635), (85, 2499708), (102, 2083090), (170, 1249854), (204, 1041545), (255, 833236), (340, 624927), (510, 416618), (1020, 208309)]