427849968

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 160

約数和(自身を含む): 1388800000

約数和(自身を除く): 960950032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 343, 364, 392, 546, 588, 624, 637, 686, 728, 784, 1029, 1092, 1176, 1274, 1372, 1456, 1911, 1999, 2058, 2184, 2352, 2548, 2744, 3822, 3998, 4116, 4368, 4459, 5096, 5488, 5997, 7644, 7996, 8232, 8918, 10192, 11994, 13377, 13993, 15288, 15992, 16464, 17836, 23988, 25987, 26754, 27986, 30576, 31984, 35672, 41979, 47976, 51974, 53508, 55972, 71344, 77961, 83958, 95952, 97951, 103948, 107016, 111944, 155922, 167916, 181909, 195902, 207896, 214032, 223888, 293853, 311844, 335832, 363818, 391804, 415792, 545727, 587706, 623688, 671664, 685657, 727636, 783608, 1091454, 1175412, 1247376, 1273363, 1371314, 1455272, 1567216, 2056971, 2182908, 2350824, 2546726, 2742628, 2910544, 3820089, 4113942, 4365816, 4701648, 5093452, 5485256, 7640178, 8227884, 8731632, 8913541, 10186904, 10970512, 15280356, 16455768, 17827082, 20373808, 26740623, 30560712, 32911536, 35654164, 53481246, 61121424, 71308328, 106962492, 142616656, 213924984, 427849968]

約数ペア:

[(1, 427849968), (2, 213924984), (3, 142616656), (4, 106962492), (6, 71308328), (7, 61121424), (8, 53481246), (12, 35654164), (13, 32911536), (14, 30560712), (16, 26740623), (21, 20373808), (24, 17827082), (26, 16455768), (28, 15280356), (39, 10970512), (42, 10186904), (48, 8913541), (49, 8731632), (52, 8227884), (56, 7640178), (78, 5485256), (84, 5093452), (91, 4701648), (98, 4365816), (104, 4113942), (112, 3820089), (147, 2910544), (156, 2742628), (168, 2546726), (182, 2350824), (196, 2182908), (208, 2056971), (273, 1567216), (294, 1455272), (312, 1371314), (336, 1273363), (343, 1247376), (364, 1175412), (392, 1091454), (546, 783608), (588, 727636), (624, 685657), (637, 671664), (686, 623688), (728, 587706), (784, 545727), (1029, 415792), (1092, 391804), (1176, 363818), (1274, 335832), (1372, 311844), (1456, 293853), (1911, 223888), (1999, 214032), (2058, 207896), (2184, 195902), (2352, 181909), (2548, 167916), (2744, 155922), (3822, 111944), (3998, 107016), (4116, 103948), (4368, 97951), (4459, 95952), (5096, 83958), (5488, 77961), (5997, 71344), (7644, 55972), (7996, 53508), (8232, 51974), (8918, 47976), (10192, 41979), (11994, 35672), (13377, 31984), (13993, 30576), (15288, 27986), (15992, 26754), (16464, 25987), (17836, 23988)]