257057424

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{389}}^1$

素因数の和:769

約数の個数: 120

約数和(自身を含む): 778934520

約数和(自身を除く): 521877096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 353, 389, 468, 624, 706, 778, 936, 1059, 1167, 1412, 1556, 1872, 2118, 2334, 2824, 3112, 3177, 3501, 4236, 4589, 4668, 5057, 5648, 6224, 6354, 7002, 8472, 9178, 9336, 10114, 12708, 13767, 14004, 15171, 16944, 18356, 18672, 20228, 25416, 27534, 28008, 30342, 36712, 40456, 41301, 45513, 50832, 55068, 56016, 60684, 73424, 80912, 82602, 91026, 110136, 121368, 137317, 165204, 182052, 220272, 242736, 274634, 330408, 364104, 411951, 549268, 660816, 728208, 823902, 1098536, 1235853, 1647804, 1785121, 2197072, 2471706, 3295608, 3570242, 4943412, 5355363, 6591216, 7140484, 9886824, 10710726, 14280968, 16066089, 19773648, 21421452, 28561936, 32132178, 42842904, 64264356, 85685808, 128528712, 257057424]

約数ペア:

[(1, 257057424), (2, 128528712), (3, 85685808), (4, 64264356), (6, 42842904), (8, 32132178), (9, 28561936), (12, 21421452), (13, 19773648), (16, 16066089), (18, 14280968), (24, 10710726), (26, 9886824), (36, 7140484), (39, 6591216), (48, 5355363), (52, 4943412), (72, 3570242), (78, 3295608), (104, 2471706), (117, 2197072), (144, 1785121), (156, 1647804), (208, 1235853), (234, 1098536), (312, 823902), (353, 728208), (389, 660816), (468, 549268), (624, 411951), (706, 364104), (778, 330408), (936, 274634), (1059, 242736), (1167, 220272), (1412, 182052), (1556, 165204), (1872, 137317), (2118, 121368), (2334, 110136), (2824, 91026), (3112, 82602), (3177, 80912), (3501, 73424), (4236, 60684), (4589, 56016), (4668, 55068), (5057, 50832), (5648, 45513), (6224, 41301), (6354, 40456), (7002, 36712), (8472, 30342), (9178, 28008), (9336, 27534), (10114, 25416), (12708, 20228), (13767, 18672), (14004, 18356), (15171, 16944)]