28156439808

素因数分解:

$2^8\times 3^4\times 7^1\times {\mathrm{193979}}^1$

素因数の和:194014

約数の個数: 180

約数和(自身を含む): 95951819040

約数和(自身を除く): 67795379232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 256, 288, 324, 336, 378, 384, 432, 448, 504, 567, 576, 648, 672, 756, 768, 864, 896, 1008, 1134, 1152, 1296, 1344, 1512, 1728, 1792, 2016, 2268, 2304, 2592, 2688, 3024, 3456, 4032, 4536, 5184, 5376, 6048, 6912, 8064, 9072, 10368, 12096, 16128, 18144, 20736, 24192, 36288, 48384, 72576, 145152, 193979, 387958, 581937, 775916, 1163874, 1357853, 1551832, 1745811, 2327748, 2715706, 3103664, 3491622, 4073559, 4655496, 5237433, 5431412, 6207328, 6983244, 8147118, 9310992, 10474866, 10862824, 12220677, 12414656, 13966488, 15712299, 16294236, 18621984, 20949732, 21725648, 24441354, 24829312, 27932976, 31424598, 32588472, 36662031, 37243968, 41899464, 43451296, 48882708, 49658624, 55865952, 62849196, 65176944, 73324062, 74487936, 83798928, 86902592, 97765416, 109986093, 111731904, 125698392, 130353888, 146648124, 148975872, 167597856, 173805184, 195530832, 219972186, 223463808, 251396784, 260707776, 293296248, 335195712, 347610368, 391061664, 439944372, 446927616, 502793568, 521415552, 586592496, 670391424, 782123328, 879888744, 1005587136, 1042831104, 1173184992, 1340782848, 1564246656, 1759777488, 2011174272, 2346369984, 3128493312, 3519554976, 4022348544, 4692739968, 7039109952, 9385479936, 14078219904, 28156439808]

約数ペア:

[(1, 28156439808), (2, 14078219904), (3, 9385479936), (4, 7039109952), (6, 4692739968), (7, 4022348544), (8, 3519554976), (9, 3128493312), (12, 2346369984), (14, 2011174272), (16, 1759777488), (18, 1564246656), (21, 1340782848), (24, 1173184992), (27, 1042831104), (28, 1005587136), (32, 879888744), (36, 782123328), (42, 670391424), (48, 586592496), (54, 521415552), (56, 502793568), (63, 446927616), (64, 439944372), (72, 391061664), (81, 347610368), (84, 335195712), (96, 293296248), (108, 260707776), (112, 251396784), (126, 223463808), (128, 219972186), (144, 195530832), (162, 173805184), (168, 167597856), (189, 148975872), (192, 146648124), (216, 130353888), (224, 125698392), (252, 111731904), (256, 109986093), (288, 97765416), (324, 86902592), (336, 83798928), (378, 74487936), (384, 73324062), (432, 65176944), (448, 62849196), (504, 55865952), (567, 49658624), (576, 48882708), (648, 43451296), (672, 41899464), (756, 37243968), (768, 36662031), (864, 32588472), (896, 31424598), (1008, 27932976), (1134, 24829312), (1152, 24441354), (1296, 21725648), (1344, 20949732), (1512, 18621984), (1728, 16294236), (1792, 15712299), (2016, 13966488), (2268, 12414656), (2304, 12220677), (2592, 10862824), (2688, 10474866), (3024, 9310992), (3456, 8147118), (4032, 6983244), (4536, 6207328), (5184, 5431412), (5376, 5237433), (6048, 4655496), (6912, 4073559), (8064, 3491622), (9072, 3103664), (10368, 2715706), (12096, 2327748), (16128, 1745811), (18144, 1551832), (20736, 1357853), (24192, 1163874), (36288, 775916), (48384, 581937), (72576, 387958), (145152, 193979)]