78621984

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:743

約数の個数: 144

約数和(自身を含む): 260245440

約数和(自身を除く): 181623456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 59, 63, 72, 84, 96, 112, 118, 126, 144, 168, 177, 224, 236, 252, 288, 336, 354, 413, 472, 504, 531, 661, 672, 708, 826, 944, 1008, 1062, 1239, 1322, 1416, 1652, 1888, 1983, 2016, 2124, 2478, 2644, 2832, 3304, 3717, 3966, 4248, 4627, 4956, 5288, 5664, 5949, 6608, 7434, 7932, 8496, 9254, 9912, 10576, 11898, 13216, 13881, 14868, 15864, 16992, 18508, 19824, 21152, 23796, 27762, 29736, 31728, 37016, 38999, 39648, 41643, 47592, 55524, 59472, 63456, 74032, 77998, 83286, 95184, 111048, 116997, 118944, 148064, 155996, 166572, 190368, 222096, 233994, 272993, 311992, 333144, 350991, 444192, 467988, 545986, 623984, 666288, 701982, 818979, 935976, 1091972, 1247968, 1332576, 1403964, 1637958, 1871952, 2183944, 2456937, 2807928, 3275916, 3743904, 4367888, 4913874, 5615856, 6551832, 8735776, 9827748, 11231712, 13103664, 19655496, 26207328, 39310992, 78621984]

約数ペア:

[(1, 78621984), (2, 39310992), (3, 26207328), (4, 19655496), (6, 13103664), (7, 11231712), (8, 9827748), (9, 8735776), (12, 6551832), (14, 5615856), (16, 4913874), (18, 4367888), (21, 3743904), (24, 3275916), (28, 2807928), (32, 2456937), (36, 2183944), (42, 1871952), (48, 1637958), (56, 1403964), (59, 1332576), (63, 1247968), (72, 1091972), (84, 935976), (96, 818979), (112, 701982), (118, 666288), (126, 623984), (144, 545986), (168, 467988), (177, 444192), (224, 350991), (236, 333144), (252, 311992), (288, 272993), (336, 233994), (354, 222096), (413, 190368), (472, 166572), (504, 155996), (531, 148064), (661, 118944), (672, 116997), (708, 111048), (826, 95184), (944, 83286), (1008, 77998), (1062, 74032), (1239, 63456), (1322, 59472), (1416, 55524), (1652, 47592), (1888, 41643), (1983, 39648), (2016, 38999), (2124, 37016), (2478, 31728), (2644, 29736), (2832, 27762), (3304, 23796), (3717, 21152), (3966, 19824), (4248, 18508), (4627, 16992), (4956, 15864), (5288, 14868), (5664, 13881), (5949, 13216), (6608, 11898), (7434, 10576), (7932, 9912), (8496, 9254)]