640916348772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7573}}^1\times {\mathrm{7691}}^1$

素因数の和:15409

約数の個数: 96

約数和(自身を含む): 1722608262144

約数和(自身を除く): 1081691913372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1834, 2751, 3668, 5502, 7573, 7691, 11004, 15146, 15382, 22719, 23073, 30292, 30764, 45438, 46146, 53011, 53837, 90876, 92292, 106022, 107674, 159033, 161511, 212044, 215348, 318066, 323022, 636132, 646044, 992063, 1007521, 1984126, 2015042, 2976189, 3022563, 3968252, 4030084, 5952378, 6045126, 6944441, 7052647, 11904756, 12090252, 13888882, 14105294, 20833323, 21157941, 27777764, 28210588, 41666646, 42315882, 58243943, 83333292, 84631764, 116487886, 174731829, 232975772, 349463658, 407707601, 698927316, 815415202, 1223122803, 1630830404, 2446245606, 4892491212, 7629956533, 15259913066, 22889869599, 30519826132, 45779739198, 53409695731, 91559478396, 106819391462, 160229087193, 213638782924, 320458174386, 640916348772]

約数ペア:

[(1, 640916348772), (2, 320458174386), (3, 213638782924), (4, 160229087193), (6, 106819391462), (7, 91559478396), (12, 53409695731), (14, 45779739198), (21, 30519826132), (28, 22889869599), (42, 15259913066), (84, 7629956533), (131, 4892491212), (262, 2446245606), (393, 1630830404), (524, 1223122803), (786, 815415202), (917, 698927316), (1572, 407707601), (1834, 349463658), (2751, 232975772), (3668, 174731829), (5502, 116487886), (7573, 84631764), (7691, 83333292), (11004, 58243943), (15146, 42315882), (15382, 41666646), (22719, 28210588), (23073, 27777764), (30292, 21157941), (30764, 20833323), (45438, 14105294), (46146, 13888882), (53011, 12090252), (53837, 11904756), (90876, 7052647), (92292, 6944441), (106022, 6045126), (107674, 5952378), (159033, 4030084), (161511, 3968252), (212044, 3022563), (215348, 2976189), (318066, 2015042), (323022, 1984126), (636132, 1007521), (646044, 992063)]