7728748720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1254667}}^1$

素因数の和:1254698

約数の個数: 80

約数和(自身を含む): 22403351808

約数和(自身を除く): 14674603088

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 1254667, 2509334, 5018668, 6273335, 8782669, 10037336, 12546670, 13801337, 17565338, 20074672, 25093340, 27602674, 35130676, 43913345, 50186680, 55205348, 69006685, 70261352, 87826690, 96609359, 100373360, 110410696, 138013370, 140522704, 175653380, 193218718, 220821392, 276026740, 351306760, 386437436, 483046795, 552053480, 702613520, 772874872, 966093590, 1104106960, 1545749744, 1932187180, 3864374360, 7728748720]

約数ペア:

[(1, 7728748720), (2, 3864374360), (4, 1932187180), (5, 1545749744), (7, 1104106960), (8, 966093590), (10, 772874872), (11, 702613520), (14, 552053480), (16, 483046795), (20, 386437436), (22, 351306760), (28, 276026740), (35, 220821392), (40, 193218718), (44, 175653380), (55, 140522704), (56, 138013370), (70, 110410696), (77, 100373360), (80, 96609359), (88, 87826690), (110, 70261352), (112, 69006685), (140, 55205348), (154, 50186680), (176, 43913345), (220, 35130676), (280, 27602674), (308, 25093340), (385, 20074672), (440, 17565338), (560, 13801337), (616, 12546670), (770, 10037336), (880, 8782669), (1232, 6273335), (1540, 5018668), (3080, 2509334), (6160, 1254667)]