172642185

素因数分解:

$3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 326752272

約数和(自身を除く): 154110087

約数列:

[1, 3, 5, 9, 15, 27, 37, 41, 45, 81, 111, 123, 135, 185, 205, 281, 333, 369, 405, 555, 615, 843, 999, 1107, 1405, 1517, 1665, 1845, 2529, 2997, 3321, 4215, 4551, 4995, 5535, 7585, 7587, 10397, 11521, 12645, 13653, 14985, 16605, 22755, 22761, 31191, 34563, 37935, 40959, 51985, 57605, 68265, 93573, 103689, 113805, 122877, 155955, 172815, 204795, 280719, 311067, 426277, 467865, 518445, 614385, 842157, 933201, 1278831, 1403595, 1555335, 2131385, 3836493, 4210785, 4666005, 6394155, 11509479, 19182465, 34528437, 57547395, 172642185]

約数ペア:

[(1, 172642185), (3, 57547395), (5, 34528437), (9, 19182465), (15, 11509479), (27, 6394155), (37, 4666005), (41, 4210785), (45, 3836493), (81, 2131385), (111, 1555335), (123, 1403595), (135, 1278831), (185, 933201), (205, 842157), (281, 614385), (333, 518445), (369, 467865), (405, 426277), (555, 311067), (615, 280719), (843, 204795), (999, 172815), (1107, 155955), (1405, 122877), (1517, 113805), (1665, 103689), (1845, 93573), (2529, 68265), (2997, 57605), (3321, 51985), (4215, 40959), (4551, 37935), (4995, 34563), (5535, 31191), (7585, 22761), (7587, 22755), (10397, 16605), (11521, 14985), (12645, 13653)]