About the Number

128616768

128616767 ← → 128616769

2進数表記:111101010101000100101000000

漢数字表記:一億二千八百六十一万六千七百六十八

素因数分解:

2 6 × 3 3 × 7 4 × 31 1

素因数の和:80
約数の個数: 280
約数和(自身を含む): 455330560
約数和(自身を除く): 326713792

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 49, 54, 56, 62, 63, 64, 72, 84, 93, 96, 98, 108, 112, 124, 126, 144, 147, 168, 186, 189, 192, 196, 216, 217, 224, 248, 252, 279, 288, 294, 336, 343, 372, 378, 392, 432, 434, 441, 448, 496, 504, 558, 576, 588, 651, 672, 686, 744, 756, 784, 837, 864, 868, 882, 992, 1008, 1029, 1116, 1176, 1302, 1323, 1344, 1372, 1488, 1512, 1519, 1568, 1674, 1728, 1736, 1764, 1953, 1984, 2016, 2058, 2232, 2352, 2401, 2604, 2646, 2744, 2976, 3024, 3038, 3087, 3136, 3348, 3472, 3528, 3906, 4032, 4116, 4464, 4557, 4704, 4802, 5208, 5292, 5488, 5859, 5952, 6048, 6076, 6174, 6696, 6944, 7056, 7203, 7812, 8232, 8928, 9114, 9261, 9408, 9604, 10416, 10584, 10633, 10976, 11718, 12096, 12152, 12348, 13392, 13671, 13888, 14112, 14406, 15624, 16464, 17856, 18228, 18522, 19208, 20832, 21168, 21266, 21609, 21952, 23436, 24304, 24696, 26784, 27342, 28224, 28812, 31248, 31899, 32928, 36456, 37044, 38416, 41013, 41664, 42336, 42532, 43218, 46872, 48608, 49392, 53568, 54684, 57624, 62496, 63798, 64827, 65856, 72912, 74088, 74431, 76832, 82026, 84672, 85064, 86436, 93744, 95697, 97216, 98784, 109368, 115248, 124992, 127596, 129654, 145824, 148176, 148862, 153664, 164052, 170128, 172872, 187488, 191394, 197568, 218736, 223293, 230496, 255192, 259308, 287091, 291648, 296352, 297724, 328104, 340256, 345744, 374976, 382788, 437472, 446586, 460992, 510384, 518616, 574182, 592704, 595448, 656208, 669879, 680512, 691488, 765576, 874944, 893172, 1020768, 1037232, 1148364, 1190896, 1312416, 1339758, 1382976, 1531152, 1786344, 2009637, 2041536, 2074464, 2296728, 2381792, 2624832, 2679516, 3062304, 3572688, 4019274, 4148928, 4593456, 4763584, 5359032, 6124608, 7145376, 8038548, 9186912, 10718064, 14290752, 16077096, 18373824, 21436128, 32154192, 42872256, 64308384, 128616768]

約数ペア:
[(1, 128616768), (2, 64308384), (3, 42872256), (4, 32154192), (6, 21436128), (7, 18373824), (8, 16077096), (9, 14290752), (12, 10718064), (14, 9186912), (16, 8038548), (18, 7145376), (21, 6124608), (24, 5359032), (27, 4763584), (28, 4593456), (31, 4148928), (32, 4019274), (36, 3572688), (42, 3062304), (48, 2679516), (49, 2624832), (54, 2381792), (56, 2296728), (62, 2074464), (63, 2041536), (64, 2009637), (72, 1786344), (84, 1531152), (93, 1382976), (96, 1339758), (98, 1312416), (108, 1190896), (112, 1148364), (124, 1037232), (126, 1020768), (144, 893172), (147, 874944), (168, 765576), (186, 691488), (189, 680512), (192, 669879), (196, 656208), (216, 595448), (217, 592704), (224, 574182), (248, 518616), (252, 510384), (279, 460992), (288, 446586), (294, 437472), (336, 382788), (343, 374976), (372, 345744), (378, 340256), (392, 328104), (432, 297724), (434, 296352), (441, 291648), (448, 287091), (496, 259308), (504, 255192), (558, 230496), (576, 223293), (588, 218736), (651, 197568), (672, 191394), (686, 187488), (744, 172872), (756, 170128), (784, 164052), (837, 153664), (864, 148862), (868, 148176), (882, 145824), (992, 129654), (1008, 127596), (1029, 124992), (1116, 115248), (1176, 109368), (1302, 98784), (1323, 97216), (1344, 95697), (1372, 93744), (1488, 86436), (1512, 85064), (1519, 84672), (1568, 82026), (1674, 76832), (1728, 74431), (1736, 74088), (1764, 72912), (1953, 65856), (1984, 64827), (2016, 63798), (2058, 62496), (2232, 57624), (2352, 54684), (2401, 53568), (2604, 49392), (2646, 48608), (2744, 46872), (2976, 43218), (3024, 42532), (3038, 42336), (3087, 41664), (3136, 41013), (3348, 38416), (3472, 37044), (3528, 36456), (3906, 32928), (4032, 31899), (4116, 31248), (4464, 28812), (4557, 28224), (4704, 27342), (4802, 26784), (5208, 24696), (5292, 24304), (5488, 23436), (5859, 21952), (5952, 21609), (6048, 21266), (6076, 21168), (6174, 20832), (6696, 19208), (6944, 18522), (7056, 18228), (7203, 17856), (7812, 16464), (8232, 15624), (8928, 14406), (9114, 14112), (9261, 13888), (9408, 13671), (9604, 13392), (10416, 12348), (10584, 12152), (10633, 12096), (10976, 11718)]

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