81015570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24329}}^1$

素因数の和:24379

約数の個数: 48

約数和(自身を含む): 216342360

約数和(自身を除く): 135326790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 24329, 48658, 72987, 121645, 145974, 218961, 243290, 364935, 437922, 729870, 900173, 1094805, 1800346, 2189610, 2700519, 4500865, 5401038, 8101557, 9001730, 13502595, 16203114, 27005190, 40507785, 81015570]

約数ペア:

[(1, 81015570), (2, 40507785), (3, 27005190), (5, 16203114), (6, 13502595), (9, 9001730), (10, 8101557), (15, 5401038), (18, 4500865), (30, 2700519), (37, 2189610), (45, 1800346), (74, 1094805), (90, 900173), (111, 729870), (185, 437922), (222, 364935), (333, 243290), (370, 218961), (555, 145974), (666, 121645), (1110, 72987), (1665, 48658), (3330, 24329)]