51421680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71419}}^1$

素因数の和:71438

約数の個数: 60

約数和(自身を含む): 172693560

約数和(自身を除く): 121271880

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, 71419, 142838, 214257, 285676, 357095, 428514, 571352, 642771, 714190, 857028, 1071285, 1142704, 1285542, 1428380, 1714056, 2142570, 2571084, 2856760, 3213855, 3428112, 4285140, 5142168, 5713520, 6427710, 8570280, 10284336, 12855420, 17140560, 25710840, 51421680]

約数ペア:

[(1, 51421680), (2, 25710840), (3, 17140560), (4, 12855420), (5, 10284336), (6, 8570280), (8, 6427710), (9, 5713520), (10, 5142168), (12, 4285140), (15, 3428112), (16, 3213855), (18, 2856760), (20, 2571084), (24, 2142570), (30, 1714056), (36, 1428380), (40, 1285542), (45, 1142704), (48, 1071285), (60, 857028), (72, 714190), (80, 642771), (90, 571352), (120, 428514), (144, 357095), (180, 285676), (240, 214257), (360, 142838), (720, 71419)]