209215320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1743461}}^1$

素因数の和:1743475

約数の個数: 32

約数和(自身を含む): 627646320

約数和(自身を除く): 418431000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1743461, 3486922, 5230383, 6973844, 8717305, 10460766, 13947688, 17434610, 20921532, 26151915, 34869220, 41843064, 52303830, 69738440, 104607660, 209215320]

約数ペア:

[(1, 209215320), (2, 104607660), (3, 69738440), (4, 52303830), (5, 41843064), (6, 34869220), (8, 26151915), (10, 20921532), (12, 17434610), (15, 13947688), (20, 10460766), (24, 8717305), (30, 6973844), (40, 5230383), (60, 3486922), (120, 1743461)]