230298840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{639719}}^1$

素因数の和:639736

約数の個数: 48

約数和(自身を含む): 748472400

約数和(自身を除く): 518173560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 639719, 1279438, 1919157, 2558876, 3198595, 3838314, 5117752, 5757471, 6397190, 7676628, 9595785, 11514942, 12794380, 15353256, 19191570, 23029884, 25588760, 28787355, 38383140, 46059768, 57574710, 76766280, 115149420, 230298840]

約数ペア:

[(1, 230298840), (2, 115149420), (3, 76766280), (4, 57574710), (5, 46059768), (6, 38383140), (8, 28787355), (9, 25588760), (10, 23029884), (12, 19191570), (15, 15353256), (18, 12794380), (20, 11514942), (24, 9595785), (30, 7676628), (36, 6397190), (40, 5757471), (45, 5117752), (60, 3838314), (72, 3198595), (90, 2558876), (120, 1919157), (180, 1279438), (360, 639719)]