80349720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2099}}^1$

素因数の和:2153

約数の個数: 128

約数和(自身を含む): 272160000

約数和(自身を除く): 191810280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 580, 638, 660, 696, 870, 957, 1160, 1276, 1320, 1595, 1740, 1914, 2099, 2552, 3190, 3480, 3828, 4198, 4785, 6297, 6380, 7656, 8396, 9570, 10495, 12594, 12760, 16792, 19140, 20990, 23089, 25188, 31485, 38280, 41980, 46178, 50376, 60871, 62970, 69267, 83960, 92356, 115445, 121742, 125940, 138534, 182613, 184712, 230890, 243484, 251880, 277068, 304355, 346335, 365226, 461780, 486968, 554136, 608710, 669581, 692670, 730452, 913065, 923560, 1217420, 1339162, 1385340, 1460904, 1826130, 2008743, 2434840, 2678324, 2770680, 3347905, 3652260, 4017486, 5356648, 6695810, 7304520, 8034972, 10043715, 13391620, 16069944, 20087430, 26783240, 40174860, 80349720]

約数ペア:

[(1, 80349720), (2, 40174860), (3, 26783240), (4, 20087430), (5, 16069944), (6, 13391620), (8, 10043715), (10, 8034972), (11, 7304520), (12, 6695810), (15, 5356648), (20, 4017486), (22, 3652260), (24, 3347905), (29, 2770680), (30, 2678324), (33, 2434840), (40, 2008743), (44, 1826130), (55, 1460904), (58, 1385340), (60, 1339162), (66, 1217420), (87, 923560), (88, 913065), (110, 730452), (116, 692670), (120, 669581), (132, 608710), (145, 554136), (165, 486968), (174, 461780), (220, 365226), (232, 346335), (264, 304355), (290, 277068), (319, 251880), (330, 243484), (348, 230890), (435, 184712), (440, 182613), (580, 138534), (638, 125940), (660, 121742), (696, 115445), (870, 92356), (957, 83960), (1160, 69267), (1276, 62970), (1320, 60871), (1595, 50376), (1740, 46178), (1914, 41980), (2099, 38280), (2552, 31485), (3190, 25188), (3480, 23089), (3828, 20990), (4198, 19140), (4785, 16792), (6297, 12760), (6380, 12594), (7656, 10495), (8396, 9570)]