1538280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{4273}}^1$

素因数の和:4290

約数の個数: 48

約数和(自身を含む): 5000580

約数和(自身を除く): 3462300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 4273, 8546, 12819, 17092, 21365, 25638, 34184, 38457, 42730, 51276, 64095, 76914, 85460, 102552, 128190, 153828, 170920, 192285, 256380, 307656, 384570, 512760, 769140, 1538280]

約数ペア:

[(1, 1538280), (2, 769140), (3, 512760), (4, 384570), (5, 307656), (6, 256380), (8, 192285), (9, 170920), (10, 153828), (12, 128190), (15, 102552), (18, 85460), (20, 76914), (24, 64095), (30, 51276), (36, 42730), (40, 38457), (45, 34184), (60, 25638), (72, 21365), (90, 17092), (120, 12819), (180, 8546), (360, 4273)]