1387620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 4540536

約数和(自身を除く): 3152916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 593, 780, 1170, 1186, 1779, 2340, 2372, 2965, 3558, 5337, 5930, 7116, 7709, 8895, 10674, 11860, 15418, 17790, 21348, 23127, 26685, 30836, 35580, 38545, 46254, 53370, 69381, 77090, 92508, 106740, 115635, 138762, 154180, 231270, 277524, 346905, 462540, 693810, 1387620]

約数ペア:

[(1, 1387620), (2, 693810), (3, 462540), (4, 346905), (5, 277524), (6, 231270), (9, 154180), (10, 138762), (12, 115635), (13, 106740), (15, 92508), (18, 77090), (20, 69381), (26, 53370), (30, 46254), (36, 38545), (39, 35580), (45, 30836), (52, 26685), (60, 23127), (65, 21348), (78, 17790), (90, 15418), (117, 11860), (130, 10674), (156, 8895), (180, 7709), (195, 7116), (234, 5930), (260, 5337), (390, 3558), (468, 2965), (585, 2372), (593, 2340), (780, 1779), (1170, 1186)]