2001681456

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{7411}}^1$

素因数の和:7770

約数の個数: 80

約数和(自身を含む): 5492469888

約数和(自身を除く): 3490788432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 331, 408, 662, 816, 993, 1324, 1986, 2648, 3972, 5296, 5627, 7411, 7944, 11254, 14822, 15888, 16881, 22233, 22508, 29644, 33762, 44466, 45016, 59288, 67524, 88932, 90032, 118576, 125987, 135048, 177864, 251974, 270096, 355728, 377961, 503948, 755922, 1007896, 1511844, 2015792, 2453041, 3023688, 4906082, 6047376, 7359123, 9812164, 14718246, 19624328, 29436492, 39248656, 41701697, 58872984, 83403394, 117745968, 125105091, 166806788, 250210182, 333613576, 500420364, 667227152, 1000840728, 2001681456]

約数ペア:

[(1, 2001681456), (2, 1000840728), (3, 667227152), (4, 500420364), (6, 333613576), (8, 250210182), (12, 166806788), (16, 125105091), (17, 117745968), (24, 83403394), (34, 58872984), (48, 41701697), (51, 39248656), (68, 29436492), (102, 19624328), (136, 14718246), (204, 9812164), (272, 7359123), (331, 6047376), (408, 4906082), (662, 3023688), (816, 2453041), (993, 2015792), (1324, 1511844), (1986, 1007896), (2648, 755922), (3972, 503948), (5296, 377961), (5627, 355728), (7411, 270096), (7944, 251974), (11254, 177864), (14822, 135048), (15888, 125987), (16881, 118576), (22233, 90032), (22508, 88932), (29644, 67524), (33762, 59288), (44466, 45016)]