13205520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{18341}}^1$

素因数の和:18360

約数の個数: 60

約数和(自身を含む): 44350956

約数和(自身を除く): 31145436

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 18341, 36682, 55023, 73364, 91705, 110046, 146728, 165069, 183410, 220092, 275115, 293456, 330138, 366820, 440184, 550230, 660276, 733640, 825345, 880368, 1100460, 1320552, 1467280, 1650690, 2200920, 2641104, 3301380, 4401840, 6602760, 13205520]

約数ペア:

[(1, 13205520), (2, 6602760), (3, 4401840), (4, 3301380), (5, 2641104), (6, 2200920), (8, 1650690), (9, 1467280), (10, 1320552), (12, 1100460), (15, 880368), (16, 825345), (18, 733640), (20, 660276), (24, 550230), (30, 440184), (36, 366820), (40, 330138), (45, 293456), (48, 275115), (60, 220092), (72, 183410), (80, 165069), (90, 146728), (120, 110046), (144, 91705), (180, 73364), (240, 55023), (360, 36682), (720, 18341)]