209766172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 478033920

約数和(自身を除く): 268267748

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 79, 148, 154, 158, 233, 259, 308, 316, 407, 466, 518, 553, 814, 869, 932, 1036, 1106, 1628, 1631, 1738, 2212, 2563, 2849, 2923, 3262, 3476, 5126, 5698, 5846, 6083, 6524, 8621, 10252, 11396, 11692, 12166, 17242, 17941, 18407, 20461, 24332, 32153, 34484, 35882, 36814, 40922, 60347, 64306, 71764, 73628, 81844, 94831, 120694, 128612, 128849, 189662, 202477, 225071, 241388, 257698, 379324, 404954, 450142, 515396, 663817, 681059, 809908, 900284, 1327634, 1362118, 1417339, 2655268, 2724236, 2834678, 4767413, 5669356, 7491649, 9534826, 14983298, 19069652, 29966596, 52441543, 104883086, 209766172]

約数ペア:

[(1, 209766172), (2, 104883086), (4, 52441543), (7, 29966596), (11, 19069652), (14, 14983298), (22, 9534826), (28, 7491649), (37, 5669356), (44, 4767413), (74, 2834678), (77, 2724236), (79, 2655268), (148, 1417339), (154, 1362118), (158, 1327634), (233, 900284), (259, 809908), (308, 681059), (316, 663817), (407, 515396), (466, 450142), (518, 404954), (553, 379324), (814, 257698), (869, 241388), (932, 225071), (1036, 202477), (1106, 189662), (1628, 128849), (1631, 128612), (1738, 120694), (2212, 94831), (2563, 81844), (2849, 73628), (2923, 71764), (3262, 64306), (3476, 60347), (5126, 40922), (5698, 36814), (5846, 35882), (6083, 34484), (6524, 32153), (8621, 24332), (10252, 20461), (11396, 18407), (11692, 17941), (12166, 17242)]