About the Number

221272128

221272127 ← → 221272129

2進数表記:1101001100000101100001000000

漢数字表記:二億二千百二十七万二千百二十八

素因数分解:

2 6 × 3 3 × 7 1 × 11 1 × 1663 1

素因数の和:1702
約数の個数: 224
約数和(自身を含む): 811499520
約数和(自身を除く): 590227392

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 64, 66, 72, 77, 84, 88, 96, 99, 108, 112, 126, 132, 144, 154, 168, 176, 189, 192, 198, 216, 224, 231, 252, 264, 288, 297, 308, 336, 352, 378, 396, 432, 448, 462, 504, 528, 576, 594, 616, 672, 693, 704, 756, 792, 864, 924, 1008, 1056, 1188, 1232, 1344, 1386, 1512, 1584, 1663, 1728, 1848, 2016, 2079, 2112, 2376, 2464, 2772, 3024, 3168, 3326, 3696, 4032, 4158, 4752, 4928, 4989, 5544, 6048, 6336, 6652, 7392, 8316, 9504, 9978, 11088, 11641, 12096, 13304, 14784, 14967, 16632, 18293, 19008, 19956, 22176, 23282, 26608, 29934, 33264, 34923, 36586, 39912, 44352, 44901, 46564, 53216, 54879, 59868, 66528, 69846, 73172, 79824, 89802, 93128, 104769, 106432, 109758, 119736, 128051, 133056, 139692, 146344, 159648, 164637, 179604, 186256, 209538, 219516, 239472, 256102, 279384, 292688, 314307, 319296, 329274, 359208, 372512, 384153, 419076, 439032, 478944, 493911, 512204, 558768, 585376, 628614, 658548, 718416, 745024, 768306, 838152, 878064, 957888, 987822, 1024408, 1117536, 1152459, 1170752, 1257228, 1317096, 1436832, 1536612, 1676304, 1756128, 1975644, 2048816, 2235072, 2304918, 2514456, 2634192, 2873664, 3073224, 3352608, 3457377, 3512256, 3951288, 4097632, 4609836, 5028912, 5268384, 6146448, 6705216, 6914754, 7902576, 8195264, 9219672, 10057824, 10536768, 12292896, 13829508, 15805152, 18439344, 20115648, 24585792, 27659016, 31610304, 36878688, 55318032, 73757376, 110636064, 221272128]

約数ペア:
[(1, 221272128), (2, 110636064), (3, 73757376), (4, 55318032), (6, 36878688), (7, 31610304), (8, 27659016), (9, 24585792), (11, 20115648), (12, 18439344), (14, 15805152), (16, 13829508), (18, 12292896), (21, 10536768), (22, 10057824), (24, 9219672), (27, 8195264), (28, 7902576), (32, 6914754), (33, 6705216), (36, 6146448), (42, 5268384), (44, 5028912), (48, 4609836), (54, 4097632), (56, 3951288), (63, 3512256), (64, 3457377), (66, 3352608), (72, 3073224), (77, 2873664), (84, 2634192), (88, 2514456), (96, 2304918), (99, 2235072), (108, 2048816), (112, 1975644), (126, 1756128), (132, 1676304), (144, 1536612), (154, 1436832), (168, 1317096), (176, 1257228), (189, 1170752), (192, 1152459), (198, 1117536), (216, 1024408), (224, 987822), (231, 957888), (252, 878064), (264, 838152), (288, 768306), (297, 745024), (308, 718416), (336, 658548), (352, 628614), (378, 585376), (396, 558768), (432, 512204), (448, 493911), (462, 478944), (504, 439032), (528, 419076), (576, 384153), (594, 372512), (616, 359208), (672, 329274), (693, 319296), (704, 314307), (756, 292688), (792, 279384), (864, 256102), (924, 239472), (1008, 219516), (1056, 209538), (1188, 186256), (1232, 179604), (1344, 164637), (1386, 159648), (1512, 146344), (1584, 139692), (1663, 133056), (1728, 128051), (1848, 119736), (2016, 109758), (2079, 106432), (2112, 104769), (2376, 93128), (2464, 89802), (2772, 79824), (3024, 73172), (3168, 69846), (3326, 66528), (3696, 59868), (4032, 54879), (4158, 53216), (4752, 46564), (4928, 44901), (4989, 44352), (5544, 39912), (6048, 36586), (6336, 34923), (6652, 33264), (7392, 29934), (8316, 26608), (9504, 23282), (9978, 22176), (11088, 19956), (11641, 19008), (12096, 18293), (13304, 16632), (14784, 14967)]

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