31123008

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 224

約数和(自身を含む): 109240320

約数和(自身を除く): 78117312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 54, 56, 62, 63, 64, 72, 83, 84, 93, 96, 108, 112, 124, 126, 144, 166, 168, 186, 189, 192, 216, 217, 224, 248, 249, 252, 279, 288, 332, 336, 372, 378, 432, 434, 448, 496, 498, 504, 558, 576, 581, 651, 664, 672, 744, 747, 756, 837, 864, 868, 992, 996, 1008, 1116, 1162, 1302, 1328, 1344, 1488, 1494, 1512, 1674, 1728, 1736, 1743, 1953, 1984, 1992, 2016, 2232, 2241, 2324, 2573, 2604, 2656, 2976, 2988, 3024, 3348, 3472, 3486, 3906, 3984, 4032, 4464, 4482, 4648, 5146, 5208, 5229, 5312, 5859, 5952, 5976, 6048, 6696, 6944, 6972, 7719, 7812, 7968, 8928, 8964, 9296, 10292, 10416, 10458, 11718, 11952, 12096, 13392, 13888, 13944, 15438, 15624, 15687, 15936, 17856, 17928, 18011, 18592, 20584, 20832, 20916, 23157, 23436, 23904, 26784, 27888, 30876, 31248, 31374, 35856, 36022, 37184, 41168, 41664, 41832, 46314, 46872, 47808, 53568, 54033, 55776, 61752, 62496, 62748, 69471, 71712, 72044, 82336, 83664, 92628, 93744, 108066, 111552, 123504, 124992, 125496, 138942, 143424, 144088, 162099, 164672, 167328, 185256, 187488, 216132, 247008, 250992, 277884, 288176, 324198, 334656, 370512, 374976, 432264, 486297, 494016, 501984, 555768, 576352, 648396, 741024, 864528, 972594, 1003968, 1111536, 1152704, 1296792, 1482048, 1729056, 1945188, 2223072, 2593584, 3458112, 3890376, 4446144, 5187168, 7780752, 10374336, 15561504, 31123008]

約数ペア:

[(1, 31123008), (2, 15561504), (3, 10374336), (4, 7780752), (6, 5187168), (7, 4446144), (8, 3890376), (9, 3458112), (12, 2593584), (14, 2223072), (16, 1945188), (18, 1729056), (21, 1482048), (24, 1296792), (27, 1152704), (28, 1111536), (31, 1003968), (32, 972594), (36, 864528), (42, 741024), (48, 648396), (54, 576352), (56, 555768), (62, 501984), (63, 494016), (64, 486297), (72, 432264), (83, 374976), (84, 370512), (93, 334656), (96, 324198), (108, 288176), (112, 277884), (124, 250992), (126, 247008), (144, 216132), (166, 187488), (168, 185256), (186, 167328), (189, 164672), (192, 162099), (216, 144088), (217, 143424), (224, 138942), (248, 125496), (249, 124992), (252, 123504), (279, 111552), (288, 108066), (332, 93744), (336, 92628), (372, 83664), (378, 82336), (432, 72044), (434, 71712), (448, 69471), (496, 62748), (498, 62496), (504, 61752), (558, 55776), (576, 54033), (581, 53568), (651, 47808), (664, 46872), (672, 46314), (744, 41832), (747, 41664), (756, 41168), (837, 37184), (864, 36022), (868, 35856), (992, 31374), (996, 31248), (1008, 30876), (1116, 27888), (1162, 26784), (1302, 23904), (1328, 23436), (1344, 23157), (1488, 20916), (1494, 20832), (1512, 20584), (1674, 18592), (1728, 18011), (1736, 17928), (1743, 17856), (1953, 15936), (1984, 15687), (1992, 15624), (2016, 15438), (2232, 13944), (2241, 13888), (2324, 13392), (2573, 12096), (2604, 11952), (2656, 11718), (2976, 10458), (2988, 10416), (3024, 10292), (3348, 9296), (3472, 8964), (3486, 8928), (3906, 7968), (3984, 7812), (4032, 7719), (4464, 6972), (4482, 6944), (4648, 6696), (5146, 6048), (5208, 5976), (5229, 5952), (5312, 5859)]