28141535880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2521643}}^1$

素因数の和:2521691

約数の個数: 96

約数和(自身を含む): 94410351360

約数和(自身を除く): 66268815480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 2521643, 5043286, 7564929, 10086572, 12608215, 15129858, 20173144, 22694787, 25216430, 30259716, 37824645, 45389574, 50432860, 60519432, 75649290, 78170933, 90779148, 100865720, 113473935, 151298580, 156341866, 181558296, 226947870, 234512799, 302597160, 312683732, 390854665, 453895740, 469025598, 625367464, 703538397, 781709330, 907791480, 938051196, 1172563995, 1407076794, 1563418660, 1876102392, 2345127990, 2814153588, 3126837320, 3517691985, 4690255980, 5628307176, 7035383970, 9380511960, 14070767940, 28141535880]

約数ペア:

[(1, 28141535880), (2, 14070767940), (3, 9380511960), (4, 7035383970), (5, 5628307176), (6, 4690255980), (8, 3517691985), (9, 3126837320), (10, 2814153588), (12, 2345127990), (15, 1876102392), (18, 1563418660), (20, 1407076794), (24, 1172563995), (30, 938051196), (31, 907791480), (36, 781709330), (40, 703538397), (45, 625367464), (60, 469025598), (62, 453895740), (72, 390854665), (90, 312683732), (93, 302597160), (120, 234512799), (124, 226947870), (155, 181558296), (180, 156341866), (186, 151298580), (248, 113473935), (279, 100865720), (310, 90779148), (360, 78170933), (372, 75649290), (465, 60519432), (558, 50432860), (620, 45389574), (744, 37824645), (930, 30259716), (1116, 25216430), (1240, 22694787), (1395, 20173144), (1860, 15129858), (2232, 12608215), (2790, 10086572), (3720, 7564929), (5580, 5043286), (11160, 2521643)]