19601100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:800

約数の個数: 108

約数和(自身を含む): 63641760

約数和(自身を除く): 44040660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 145, 150, 174, 180, 225, 261, 290, 300, 348, 435, 450, 522, 580, 725, 751, 870, 900, 1044, 1305, 1450, 1502, 1740, 2175, 2253, 2610, 2900, 3004, 3755, 4350, 4506, 5220, 6525, 6759, 7510, 8700, 9012, 11265, 13050, 13518, 15020, 18775, 21779, 22530, 26100, 27036, 33795, 37550, 43558, 45060, 56325, 65337, 67590, 75100, 87116, 108895, 112650, 130674, 135180, 168975, 196011, 217790, 225300, 261348, 326685, 337950, 392022, 435580, 544475, 653370, 675900, 784044, 980055, 1088950, 1306740, 1633425, 1960110, 2177900, 3266850, 3920220, 4900275, 6533700, 9800550, 19601100]

約数ペア:

[(1, 19601100), (2, 9800550), (3, 6533700), (4, 4900275), (5, 3920220), (6, 3266850), (9, 2177900), (10, 1960110), (12, 1633425), (15, 1306740), (18, 1088950), (20, 980055), (25, 784044), (29, 675900), (30, 653370), (36, 544475), (45, 435580), (50, 392022), (58, 337950), (60, 326685), (75, 261348), (87, 225300), (90, 217790), (100, 196011), (116, 168975), (145, 135180), (150, 130674), (174, 112650), (180, 108895), (225, 87116), (261, 75100), (290, 67590), (300, 65337), (348, 56325), (435, 45060), (450, 43558), (522, 37550), (580, 33795), (725, 27036), (751, 26100), (870, 22530), (900, 21779), (1044, 18775), (1305, 15020), (1450, 13518), (1502, 13050), (1740, 11265), (2175, 9012), (2253, 8700), (2610, 7510), (2900, 6759), (3004, 6525), (3755, 5220), (4350, 4506)]