197581680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{30491}}^1$

素因数の和:30516

約数の個数: 100

約数和(自身を含む): 686252952

約数和(自身を除く): 488671272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 30491, 60982, 91473, 121964, 152455, 182946, 243928, 274419, 304910, 365892, 457365, 487856, 548838, 609820, 731784, 823257, 914730, 1097676, 1219640, 1372095, 1463568, 1646514, 1829460, 2195352, 2439280, 2469771, 2744190, 3293028, 3658920, 4116285, 4390704, 4939542, 5488380, 6586056, 7317840, 8232570, 9879084, 10976760, 12348855, 13172112, 16465140, 19758168, 21953520, 24697710, 32930280, 39516336, 49395420, 65860560, 98790840, 197581680]

約数ペア:

[(1, 197581680), (2, 98790840), (3, 65860560), (4, 49395420), (5, 39516336), (6, 32930280), (8, 24697710), (9, 21953520), (10, 19758168), (12, 16465140), (15, 13172112), (16, 12348855), (18, 10976760), (20, 9879084), (24, 8232570), (27, 7317840), (30, 6586056), (36, 5488380), (40, 4939542), (45, 4390704), (48, 4116285), (54, 3658920), (60, 3293028), (72, 2744190), (80, 2469771), (81, 2439280), (90, 2195352), (108, 1829460), (120, 1646514), (135, 1463568), (144, 1372095), (162, 1219640), (180, 1097676), (216, 914730), (240, 823257), (270, 731784), (324, 609820), (360, 548838), (405, 487856), (432, 457365), (540, 365892), (648, 304910), (720, 274419), (810, 243928), (1080, 182946), (1296, 152455), (1620, 121964), (2160, 91473), (3240, 60982), (6480, 30491)]