290964674

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 627056640

約数和(自身を除く): 336091966

約数列:

[1, 2, 7, 11, 13, 14, 22, 23, 26, 46, 71, 77, 89, 91, 142, 143, 154, 161, 178, 182, 253, 286, 299, 322, 497, 506, 598, 623, 781, 923, 979, 994, 1001, 1157, 1246, 1562, 1633, 1771, 1846, 1958, 2002, 2047, 2093, 2314, 3266, 3289, 3542, 4094, 4186, 5467, 6319, 6461, 6578, 6853, 8099, 10153, 10934, 11431, 12638, 12727, 12922, 13706, 14329, 16198, 17963, 20306, 21229, 22517, 22862, 23023, 25454, 26611, 28658, 35926, 42458, 44233, 45034, 46046, 53222, 69509, 71071, 82147, 88466, 89089, 125741, 139018, 142142, 145337, 148603, 157619, 164294, 178178, 186277, 233519, 251482, 290674, 292721, 297206, 315238, 372554, 467038, 486563, 575029, 585442, 903617, 973126, 1017359, 1150058, 1598707, 1634633, 1807234, 1889381, 2034718, 2049047, 3197414, 3269266, 3778762, 4098094, 6325319, 11190949, 12650638, 13225667, 20783191, 22381898, 26451334, 41566382, 145482337, 290964674]

約数ペア:

[(1, 290964674), (2, 145482337), (7, 41566382), (11, 26451334), (13, 22381898), (14, 20783191), (22, 13225667), (23, 12650638), (26, 11190949), (46, 6325319), (71, 4098094), (77, 3778762), (89, 3269266), (91, 3197414), (142, 2049047), (143, 2034718), (154, 1889381), (161, 1807234), (178, 1634633), (182, 1598707), (253, 1150058), (286, 1017359), (299, 973126), (322, 903617), (497, 585442), (506, 575029), (598, 486563), (623, 467038), (781, 372554), (923, 315238), (979, 297206), (994, 292721), (1001, 290674), (1157, 251482), (1246, 233519), (1562, 186277), (1633, 178178), (1771, 164294), (1846, 157619), (1958, 148603), (2002, 145337), (2047, 142142), (2093, 139018), (2314, 125741), (3266, 89089), (3289, 88466), (3542, 82147), (4094, 71071), (4186, 69509), (5467, 53222), (6319, 46046), (6461, 45034), (6578, 44233), (6853, 42458), (8099, 35926), (10153, 28658), (10934, 26611), (11431, 25454), (12638, 23023), (12727, 22862), (12922, 22517), (13706, 21229), (14329, 20306), (16198, 17963)]