2781244080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{1287613}}^1$

素因数の和:1287635

約数の個数: 80

約数和(自身を含む): 9579848160

約数和(自身を除く): 6798604080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 1287613, 2575226, 3862839, 5150452, 6438065, 7725678, 10300904, 11588517, 12876130, 15451356, 19314195, 20601808, 23177034, 25752260, 30902712, 34765551, 38628390, 46354068, 51504520, 57942585, 61805424, 69531102, 77256780, 92708136, 103009040, 115885170, 139062204, 154513560, 173827755, 185416272, 231770340, 278124408, 309027120, 347655510, 463540680, 556248816, 695311020, 927081360, 1390622040, 2781244080]

約数ペア:

[(1, 2781244080), (2, 1390622040), (3, 927081360), (4, 695311020), (5, 556248816), (6, 463540680), (8, 347655510), (9, 309027120), (10, 278124408), (12, 231770340), (15, 185416272), (16, 173827755), (18, 154513560), (20, 139062204), (24, 115885170), (27, 103009040), (30, 92708136), (36, 77256780), (40, 69531102), (45, 61805424), (48, 57942585), (54, 51504520), (60, 46354068), (72, 38628390), (80, 34765551), (90, 30902712), (108, 25752260), (120, 23177034), (135, 20601808), (144, 19314195), (180, 15451356), (216, 12876130), (240, 11588517), (270, 10300904), (360, 7725678), (432, 6438065), (540, 5150452), (720, 3862839), (1080, 2575226), (2160, 1287613)]