200820420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{5003}}^1$

素因数の和:5241

約数の個数: 72

約数和(自身を含む): 612009216

約数和(自身を除く): 411188796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 2007, 2230, 2676, 3345, 4014, 4460, 5003, 6690, 8028, 10006, 10035, 13380, 15009, 20012, 20070, 25015, 30018, 40140, 45027, 50030, 60036, 75045, 90054, 100060, 150090, 180108, 225135, 300180, 450270, 900540, 1115669, 2231338, 3347007, 4462676, 5578345, 6694014, 10041021, 11156690, 13388028, 16735035, 20082042, 22313380, 33470070, 40164084, 50205105, 66940140, 100410210, 200820420]

約数ペア:

[(1, 200820420), (2, 100410210), (3, 66940140), (4, 50205105), (5, 40164084), (6, 33470070), (9, 22313380), (10, 20082042), (12, 16735035), (15, 13388028), (18, 11156690), (20, 10041021), (30, 6694014), (36, 5578345), (45, 4462676), (60, 3347007), (90, 2231338), (180, 1115669), (223, 900540), (446, 450270), (669, 300180), (892, 225135), (1115, 180108), (1338, 150090), (2007, 100060), (2230, 90054), (2676, 75045), (3345, 60036), (4014, 50030), (4460, 45027), (5003, 40140), (6690, 30018), (8028, 25015), (10006, 20070), (10035, 20012), (13380, 15009)]