217385360

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^2$

素因数の和:592

約数の個数: 60

約数和(自身を含む): 521003484

約数和(自身を除く): 303618124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 271, 296, 370, 542, 592, 740, 1084, 1355, 1480, 2168, 2710, 2960, 4336, 5420, 10027, 10840, 20054, 21680, 40108, 50135, 73441, 80216, 100270, 146882, 160432, 200540, 293764, 367205, 401080, 587528, 734410, 802160, 1175056, 1468820, 2717317, 2937640, 5434634, 5875280, 10869268, 13586585, 21738536, 27173170, 43477072, 54346340, 108692680, 217385360]

約数ペア:

[(1, 217385360), (2, 108692680), (4, 54346340), (5, 43477072), (8, 27173170), (10, 21738536), (16, 13586585), (20, 10869268), (37, 5875280), (40, 5434634), (74, 2937640), (80, 2717317), (148, 1468820), (185, 1175056), (271, 802160), (296, 734410), (370, 587528), (542, 401080), (592, 367205), (740, 293764), (1084, 200540), (1355, 160432), (1480, 146882), (2168, 100270), (2710, 80216), (2960, 73441), (4336, 50135), (5420, 40108), (10027, 21680), (10840, 20054)]