378321120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{262723}}^1$

素因数の和:262744

約数の個数: 72

約数和(自身を含む): 1291025736

約数和(自身を除く): 912704616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 262723, 525446, 788169, 1050892, 1313615, 1576338, 2101784, 2364507, 2627230, 3152676, 3940845, 4203568, 4729014, 5254460, 6305352, 7881690, 8407136, 9458028, 10508920, 11822535, 12610704, 15763380, 18916056, 21017840, 23645070, 25221408, 31526760, 37832112, 42035680, 47290140, 63053520, 75664224, 94580280, 126107040, 189160560, 378321120]

約数ペア:

[(1, 378321120), (2, 189160560), (3, 126107040), (4, 94580280), (5, 75664224), (6, 63053520), (8, 47290140), (9, 42035680), (10, 37832112), (12, 31526760), (15, 25221408), (16, 23645070), (18, 21017840), (20, 18916056), (24, 15763380), (30, 12610704), (32, 11822535), (36, 10508920), (40, 9458028), (45, 8407136), (48, 7881690), (60, 6305352), (72, 5254460), (80, 4729014), (90, 4203568), (96, 3940845), (120, 3152676), (144, 2627230), (160, 2364507), (180, 2101784), (240, 1576338), (288, 1313615), (360, 1050892), (480, 788169), (720, 525446), (1440, 262723)]