640887576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{42863}}^1$

素因数の和:42968

約数の個数: 64

約数和(自身を含む): 1851724800

約数和(自身を除く): 1210837224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 89, 168, 178, 267, 356, 534, 623, 712, 1068, 1246, 1869, 2136, 2492, 3738, 4984, 7476, 14952, 42863, 85726, 128589, 171452, 257178, 300041, 342904, 514356, 600082, 900123, 1028712, 1200164, 1800246, 2400328, 3600492, 3814807, 7200984, 7629614, 11444421, 15259228, 22888842, 26703649, 30518456, 45777684, 53407298, 80110947, 91555368, 106814596, 160221894, 213629192, 320443788, 640887576]

約数ペア:

[(1, 640887576), (2, 320443788), (3, 213629192), (4, 160221894), (6, 106814596), (7, 91555368), (8, 80110947), (12, 53407298), (14, 45777684), (21, 30518456), (24, 26703649), (28, 22888842), (42, 15259228), (56, 11444421), (84, 7629614), (89, 7200984), (168, 3814807), (178, 3600492), (267, 2400328), (356, 1800246), (534, 1200164), (623, 1028712), (712, 900123), (1068, 600082), (1246, 514356), (1869, 342904), (2136, 300041), (2492, 257178), (3738, 171452), (4984, 128589), (7476, 85726), (14952, 42863)]