221481792

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:525

約数の個数: 168

約数和(自身を含む): 732145856

約数和(自身を除く): 510664064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 163, 168, 192, 224, 252, 288, 326, 336, 337, 448, 489, 504, 576, 652, 672, 674, 978, 1008, 1011, 1141, 1304, 1344, 1348, 1467, 1956, 2016, 2022, 2282, 2359, 2608, 2696, 2934, 3033, 3423, 3912, 4032, 4044, 4564, 4718, 5216, 5392, 5868, 6066, 6846, 7077, 7824, 8088, 9128, 9436, 10269, 10432, 10784, 11736, 12132, 13692, 14154, 15648, 16176, 18256, 18872, 20538, 21231, 21568, 23472, 24264, 27384, 28308, 31296, 32352, 36512, 37744, 41076, 42462, 46944, 48528, 54768, 54931, 56616, 64704, 73024, 75488, 82152, 84924, 93888, 97056, 109536, 109862, 113232, 150976, 164304, 164793, 169848, 194112, 219072, 219724, 226464, 328608, 329586, 339696, 384517, 439448, 452928, 494379, 657216, 659172, 679392, 769034, 878896, 988758, 1153551, 1318344, 1358784, 1538068, 1757792, 1977516, 2307102, 2636688, 3076136, 3460653, 3515584, 3955032, 4614204, 5273376, 6152272, 6921306, 7910064, 9228408, 10546752, 12304544, 13842612, 15820128, 18456816, 24609088, 27685224, 31640256, 36913632, 55370448, 73827264, 110740896, 221481792]

約数ペア:

[(1, 221481792), (2, 110740896), (3, 73827264), (4, 55370448), (6, 36913632), (7, 31640256), (8, 27685224), (9, 24609088), (12, 18456816), (14, 15820128), (16, 13842612), (18, 12304544), (21, 10546752), (24, 9228408), (28, 7910064), (32, 6921306), (36, 6152272), (42, 5273376), (48, 4614204), (56, 3955032), (63, 3515584), (64, 3460653), (72, 3076136), (84, 2636688), (96, 2307102), (112, 1977516), (126, 1757792), (144, 1538068), (163, 1358784), (168, 1318344), (192, 1153551), (224, 988758), (252, 878896), (288, 769034), (326, 679392), (336, 659172), (337, 657216), (448, 494379), (489, 452928), (504, 439448), (576, 384517), (652, 339696), (672, 329586), (674, 328608), (978, 226464), (1008, 219724), (1011, 219072), (1141, 194112), (1304, 169848), (1344, 164793), (1348, 164304), (1467, 150976), (1956, 113232), (2016, 109862), (2022, 109536), (2282, 97056), (2359, 93888), (2608, 84924), (2696, 82152), (2934, 75488), (3033, 73024), (3423, 64704), (3912, 56616), (4032, 54931), (4044, 54768), (4564, 48528), (4718, 46944), (5216, 42462), (5392, 41076), (5868, 37744), (6066, 36512), (6846, 32352), (7077, 31296), (7824, 28308), (8088, 27384), (9128, 24264), (9436, 23472), (10269, 21568), (10432, 21231), (10784, 20538), (11736, 18872), (12132, 18256), (13692, 16176), (14154, 15648)]