15486480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 120

約数和(自身を含む): 52722072

約数和(自身を除く): 37235592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 137, 144, 157, 180, 240, 274, 314, 360, 411, 471, 548, 628, 685, 720, 785, 822, 942, 1096, 1233, 1256, 1370, 1413, 1570, 1644, 1884, 2055, 2192, 2355, 2466, 2512, 2740, 2826, 3140, 3288, 3768, 4110, 4710, 4932, 5480, 5652, 6165, 6280, 6576, 7065, 7536, 8220, 9420, 9864, 10960, 11304, 12330, 12560, 14130, 16440, 18840, 19728, 21509, 22608, 24660, 28260, 32880, 37680, 43018, 49320, 56520, 64527, 86036, 98640, 107545, 113040, 129054, 172072, 193581, 215090, 258108, 322635, 344144, 387162, 430180, 516216, 645270, 774324, 860360, 967905, 1032432, 1290540, 1548648, 1720720, 1935810, 2581080, 3097296, 3871620, 5162160, 7743240, 15486480]

約数ペア:

[(1, 15486480), (2, 7743240), (3, 5162160), (4, 3871620), (5, 3097296), (6, 2581080), (8, 1935810), (9, 1720720), (10, 1548648), (12, 1290540), (15, 1032432), (16, 967905), (18, 860360), (20, 774324), (24, 645270), (30, 516216), (36, 430180), (40, 387162), (45, 344144), (48, 322635), (60, 258108), (72, 215090), (80, 193581), (90, 172072), (120, 129054), (137, 113040), (144, 107545), (157, 98640), (180, 86036), (240, 64527), (274, 56520), (314, 49320), (360, 43018), (411, 37680), (471, 32880), (548, 28260), (628, 24660), (685, 22608), (720, 21509), (785, 19728), (822, 18840), (942, 16440), (1096, 14130), (1233, 12560), (1256, 12330), (1370, 11304), (1413, 10960), (1570, 9864), (1644, 9420), (1884, 8220), (2055, 7536), (2192, 7065), (2355, 6576), (2466, 6280), (2512, 6165), (2740, 5652), (2826, 5480), (3140, 4932), (3288, 4710), (3768, 4110)]