1278600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{2131}}^1$

素因数の和:2150

約数の個数: 48

約数和(自身を含む): 3965520

約数和(自身を除く): 2686920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 2131, 4262, 6393, 8524, 10655, 12786, 17048, 21310, 25572, 31965, 42620, 51144, 53275, 63930, 85240, 106550, 127860, 159825, 213100, 255720, 319650, 426200, 639300, 1278600]

約数ペア:

[(1, 1278600), (2, 639300), (3, 426200), (4, 319650), (5, 255720), (6, 213100), (8, 159825), (10, 127860), (12, 106550), (15, 85240), (20, 63930), (24, 53275), (25, 51144), (30, 42620), (40, 31965), (50, 25572), (60, 21310), (75, 17048), (100, 12786), (120, 10655), (150, 8524), (200, 6393), (300, 4262), (600, 2131)]