172220760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{478391}}^1$

素因数の和:478408

約数の個数: 48

約数和(自身を含む): 559718640

約数和(自身を除く): 387497880

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, 478391, 956782, 1435173, 1913564, 2391955, 2870346, 3827128, 4305519, 4783910, 5740692, 7175865, 8611038, 9567820, 11481384, 14351730, 17222076, 19135640, 21527595, 28703460, 34444152, 43055190, 57406920, 86110380, 172220760]

約数ペア:

[(1, 172220760), (2, 86110380), (3, 57406920), (4, 43055190), (5, 34444152), (6, 28703460), (8, 21527595), (9, 19135640), (10, 17222076), (12, 14351730), (15, 11481384), (18, 9567820), (20, 8611038), (24, 7175865), (30, 5740692), (36, 4783910), (40, 4305519), (45, 3827128), (60, 2870346), (72, 2391955), (90, 1913564), (120, 1435173), (180, 956782), (360, 478391)]