1987793328

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{7129}}^1$

素因数の和:7334

約数の個数: 80

約数和(自身を含む): 5308256480

約数和(自身を除く): 3320463152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 157, 222, 296, 314, 444, 471, 592, 628, 888, 942, 1256, 1776, 1884, 2512, 3768, 5809, 7129, 7536, 11618, 14258, 17427, 21387, 23236, 28516, 34854, 42774, 46472, 57032, 69708, 85548, 92944, 114064, 139416, 171096, 263773, 278832, 342192, 527546, 791319, 1055092, 1119253, 1582638, 2110184, 2238506, 3165276, 3357759, 4220368, 4477012, 6330552, 6715518, 8954024, 12661104, 13431036, 17908048, 26862072, 41412361, 53724144, 82824722, 124237083, 165649444, 248474166, 331298888, 496948332, 662597776, 993896664, 1987793328]

約数ペア:

[(1, 1987793328), (2, 993896664), (3, 662597776), (4, 496948332), (6, 331298888), (8, 248474166), (12, 165649444), (16, 124237083), (24, 82824722), (37, 53724144), (48, 41412361), (74, 26862072), (111, 17908048), (148, 13431036), (157, 12661104), (222, 8954024), (296, 6715518), (314, 6330552), (444, 4477012), (471, 4220368), (592, 3357759), (628, 3165276), (888, 2238506), (942, 2110184), (1256, 1582638), (1776, 1119253), (1884, 1055092), (2512, 791319), (3768, 527546), (5809, 342192), (7129, 278832), (7536, 263773), (11618, 171096), (14258, 139416), (17427, 114064), (21387, 92944), (23236, 85548), (28516, 69708), (34854, 57032), (42774, 46472)]