86999880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3877}}^1$

素因数の和:3919

約数の個数: 128

約数和(自身を含む): 301553280

約数和(自身を除く): 214553400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 3877, 4488, 5610, 7480, 7754, 11220, 11631, 15508, 19385, 22440, 23262, 31016, 38770, 42647, 46524, 58155, 65909, 77540, 85294, 93048, 116310, 127941, 131818, 155080, 170588, 197727, 213235, 232620, 255882, 263636, 329545, 341176, 395454, 426470, 465240, 511764, 527272, 639705, 659090, 724999, 790908, 852940, 988635, 1023528, 1279410, 1318180, 1449998, 1581816, 1705880, 1977270, 2174997, 2558820, 2636360, 2899996, 3624995, 3954540, 4349994, 5117640, 5799992, 7249990, 7909080, 8699988, 10874985, 14499980, 17399976, 21749970, 28999960, 43499940, 86999880]

約数ペア:

[(1, 86999880), (2, 43499940), (3, 28999960), (4, 21749970), (5, 17399976), (6, 14499980), (8, 10874985), (10, 8699988), (11, 7909080), (12, 7249990), (15, 5799992), (17, 5117640), (20, 4349994), (22, 3954540), (24, 3624995), (30, 2899996), (33, 2636360), (34, 2558820), (40, 2174997), (44, 1977270), (51, 1705880), (55, 1581816), (60, 1449998), (66, 1318180), (68, 1279410), (85, 1023528), (88, 988635), (102, 852940), (110, 790908), (120, 724999), (132, 659090), (136, 639705), (165, 527272), (170, 511764), (187, 465240), (204, 426470), (220, 395454), (255, 341176), (264, 329545), (330, 263636), (340, 255882), (374, 232620), (408, 213235), (440, 197727), (510, 170588), (561, 155080), (660, 131818), (680, 127941), (748, 116310), (935, 93048), (1020, 85294), (1122, 77540), (1320, 65909), (1496, 58155), (1870, 46524), (2040, 42647), (2244, 38770), (2805, 31016), (3740, 23262), (3877, 22440), (4488, 19385), (5610, 15508), (7480, 11631), (7754, 11220)]