81832080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:389

約数の個数: 160

約数和(自身を含む): 279982080

約数和(自身を除く): 198150000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 139, 165, 176, 220, 223, 240, 264, 278, 330, 417, 440, 446, 528, 556, 660, 669, 695, 834, 880, 892, 1112, 1115, 1320, 1338, 1390, 1529, 1668, 1784, 2085, 2224, 2230, 2453, 2640, 2676, 2780, 3058, 3336, 3345, 3568, 4170, 4460, 4587, 4906, 5352, 5560, 6116, 6672, 6690, 7359, 7645, 8340, 8920, 9174, 9812, 10704, 11120, 12232, 12265, 13380, 14718, 15290, 16680, 17840, 18348, 19624, 22935, 24464, 24530, 26760, 29436, 30580, 30997, 33360, 36696, 36795, 39248, 45870, 49060, 53520, 58872, 61160, 61994, 73392, 73590, 91740, 92991, 98120, 117744, 122320, 123988, 147180, 154985, 183480, 185982, 196240, 247976, 294360, 309970, 340967, 366960, 371964, 464955, 495952, 588720, 619940, 681934, 743928, 929910, 1022901, 1239880, 1363868, 1487856, 1704835, 1859820, 2045802, 2479760, 2727736, 3409670, 3719640, 4091604, 5114505, 5455472, 6819340, 7439280, 8183208, 10229010, 13638680, 16366416, 20458020, 27277360, 40916040, 81832080]

約数ペア:

[(1, 81832080), (2, 40916040), (3, 27277360), (4, 20458020), (5, 16366416), (6, 13638680), (8, 10229010), (10, 8183208), (11, 7439280), (12, 6819340), (15, 5455472), (16, 5114505), (20, 4091604), (22, 3719640), (24, 3409670), (30, 2727736), (33, 2479760), (40, 2045802), (44, 1859820), (48, 1704835), (55, 1487856), (60, 1363868), (66, 1239880), (80, 1022901), (88, 929910), (110, 743928), (120, 681934), (132, 619940), (139, 588720), (165, 495952), (176, 464955), (220, 371964), (223, 366960), (240, 340967), (264, 309970), (278, 294360), (330, 247976), (417, 196240), (440, 185982), (446, 183480), (528, 154985), (556, 147180), (660, 123988), (669, 122320), (695, 117744), (834, 98120), (880, 92991), (892, 91740), (1112, 73590), (1115, 73392), (1320, 61994), (1338, 61160), (1390, 58872), (1529, 53520), (1668, 49060), (1784, 45870), (2085, 39248), (2224, 36795), (2230, 36696), (2453, 33360), (2640, 30997), (2676, 30580), (2780, 29436), (3058, 26760), (3336, 24530), (3345, 24464), (3568, 22935), (4170, 19624), (4460, 18348), (4587, 17840), (4906, 16680), (5352, 15290), (5560, 14718), (6116, 13380), (6672, 12265), (6690, 12232), (7359, 11120), (7645, 10704), (8340, 9812), (8920, 9174)]