309784788

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{709}}^1$

素因数の和:1001

約数の個数: 72

約数和(自身を含む): 802456200

約数和(自身を除く): 492671412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 229, 318, 458, 477, 636, 687, 709, 916, 954, 1374, 1418, 1908, 2061, 2127, 2748, 2836, 4122, 4254, 6381, 8244, 8508, 12137, 12762, 24274, 25524, 36411, 37577, 48548, 72822, 75154, 109233, 112731, 145644, 150308, 162361, 218466, 225462, 324722, 338193, 436932, 450924, 487083, 649444, 676386, 974166, 1352772, 1461249, 1948332, 2922498, 5844996, 8605133, 17210266, 25815399, 34420532, 51630798, 77446197, 103261596, 154892394, 309784788]

約数ペア:

[(1, 309784788), (2, 154892394), (3, 103261596), (4, 77446197), (6, 51630798), (9, 34420532), (12, 25815399), (18, 17210266), (36, 8605133), (53, 5844996), (106, 2922498), (159, 1948332), (212, 1461249), (229, 1352772), (318, 974166), (458, 676386), (477, 649444), (636, 487083), (687, 450924), (709, 436932), (916, 338193), (954, 324722), (1374, 225462), (1418, 218466), (1908, 162361), (2061, 150308), (2127, 145644), (2748, 112731), (2836, 109233), (4122, 75154), (4254, 72822), (6381, 48548), (8244, 37577), (8508, 36411), (12137, 25524), (12762, 24274)]