217298032

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:734

約数の個数: 80

約数和(自身を含む): 499968000

約数和(自身を除く): 282669968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 79, 82, 112, 158, 164, 287, 316, 328, 553, 574, 599, 632, 656, 1106, 1148, 1198, 1264, 2212, 2296, 2396, 3239, 4193, 4424, 4592, 4792, 6478, 8386, 8848, 9584, 12956, 16772, 22673, 24559, 25912, 33544, 45346, 47321, 49118, 51824, 67088, 90692, 94642, 98236, 171913, 181384, 189284, 196472, 331247, 343826, 362768, 378568, 392944, 662494, 687652, 757136, 1324988, 1375304, 1940161, 2649976, 2750608, 3880322, 5299952, 7760644, 13581127, 15521288, 27162254, 31042576, 54324508, 108649016, 217298032]

約数ペア:

[(1, 217298032), (2, 108649016), (4, 54324508), (7, 31042576), (8, 27162254), (14, 15521288), (16, 13581127), (28, 7760644), (41, 5299952), (56, 3880322), (79, 2750608), (82, 2649976), (112, 1940161), (158, 1375304), (164, 1324988), (287, 757136), (316, 687652), (328, 662494), (553, 392944), (574, 378568), (599, 362768), (632, 343826), (656, 331247), (1106, 196472), (1148, 189284), (1198, 181384), (1264, 171913), (2212, 98236), (2296, 94642), (2396, 90692), (3239, 67088), (4193, 51824), (4424, 49118), (4592, 47321), (4792, 45346), (6478, 33544), (8386, 25912), (8848, 24559), (9584, 22673), (12956, 16772)]