213305220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{769}}^1$

素因数の和:874

約数の個数: 144

約数和(自身を含む): 686125440

約数和(自身を除く): 472820220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 67, 69, 90, 92, 115, 134, 138, 180, 201, 207, 230, 268, 276, 335, 345, 402, 414, 460, 603, 670, 690, 769, 804, 828, 1005, 1035, 1206, 1340, 1380, 1538, 1541, 2010, 2070, 2307, 2412, 3015, 3076, 3082, 3845, 4020, 4140, 4614, 4623, 6030, 6164, 6921, 7690, 7705, 9228, 9246, 11535, 12060, 13842, 13869, 15380, 15410, 17687, 18492, 23070, 23115, 27684, 27738, 30820, 34605, 35374, 46140, 46230, 51523, 53061, 55476, 69210, 69345, 70748, 88435, 92460, 103046, 106122, 138420, 138690, 154569, 159183, 176870, 206092, 212244, 257615, 265305, 277380, 309138, 318366, 353740, 463707, 515230, 530610, 618276, 636732, 772845, 795915, 927414, 1030460, 1061220, 1185029, 1545690, 1591830, 1854828, 2318535, 2370058, 3091380, 3183660, 3555087, 4637070, 4740116, 5925145, 7110174, 9274140, 10665261, 11850290, 14220348, 17775435, 21330522, 23700580, 35550870, 42661044, 53326305, 71101740, 106652610, 213305220]

約数ペア:

[(1, 213305220), (2, 106652610), (3, 71101740), (4, 53326305), (5, 42661044), (6, 35550870), (9, 23700580), (10, 21330522), (12, 17775435), (15, 14220348), (18, 11850290), (20, 10665261), (23, 9274140), (30, 7110174), (36, 5925145), (45, 4740116), (46, 4637070), (60, 3555087), (67, 3183660), (69, 3091380), (90, 2370058), (92, 2318535), (115, 1854828), (134, 1591830), (138, 1545690), (180, 1185029), (201, 1061220), (207, 1030460), (230, 927414), (268, 795915), (276, 772845), (335, 636732), (345, 618276), (402, 530610), (414, 515230), (460, 463707), (603, 353740), (670, 318366), (690, 309138), (769, 277380), (804, 265305), (828, 257615), (1005, 212244), (1035, 206092), (1206, 176870), (1340, 159183), (1380, 154569), (1538, 138690), (1541, 138420), (2010, 106122), (2070, 103046), (2307, 92460), (2412, 88435), (3015, 70748), (3076, 69345), (3082, 69210), (3845, 55476), (4020, 53061), (4140, 51523), (4614, 46230), (4623, 46140), (6030, 35374), (6164, 34605), (6921, 30820), (7690, 27738), (7705, 27684), (9228, 23115), (9246, 23070), (11535, 18492), (12060, 17687), (13842, 15410), (13869, 15380)]