1981821816

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7589}}^1$

素因数の和:7651

約数の個数: 160

約数和(自身を含む): 6171580800

約数和(自身を除く): 4189758984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 81, 93, 104, 108, 117, 124, 156, 162, 186, 216, 234, 248, 279, 312, 324, 351, 372, 403, 468, 558, 648, 702, 744, 806, 837, 936, 1053, 1116, 1209, 1404, 1612, 1674, 2106, 2232, 2418, 2511, 2808, 3224, 3348, 3627, 4212, 4836, 5022, 6696, 7254, 7589, 8424, 9672, 10044, 10881, 14508, 15178, 20088, 21762, 22767, 29016, 30356, 32643, 43524, 45534, 60712, 65286, 68301, 87048, 91068, 98657, 130572, 136602, 182136, 197314, 204903, 235259, 261144, 273204, 295971, 394628, 409806, 470518, 546408, 591942, 614709, 705777, 789256, 819612, 887913, 941036, 1183884, 1229418, 1411554, 1639224, 1775826, 1882072, 2117331, 2367768, 2458836, 2663739, 2823108, 3058367, 3551652, 4234662, 4917672, 5327478, 5646216, 6116734, 6351993, 7103304, 7991217, 8469324, 9175101, 10654956, 12233468, 12703986, 15982434, 16938648, 18350202, 19055979, 21309912, 24466936, 25407972, 27525303, 31964868, 36700404, 38111958, 50815944, 55050606, 63929736, 73400808, 76223916, 82575909, 110101212, 152447832, 165151818, 220202424, 247727727, 330303636, 495455454, 660607272, 990910908, 1981821816]

約数ペア:

[(1, 1981821816), (2, 990910908), (3, 660607272), (4, 495455454), (6, 330303636), (8, 247727727), (9, 220202424), (12, 165151818), (13, 152447832), (18, 110101212), (24, 82575909), (26, 76223916), (27, 73400808), (31, 63929736), (36, 55050606), (39, 50815944), (52, 38111958), (54, 36700404), (62, 31964868), (72, 27525303), (78, 25407972), (81, 24466936), (93, 21309912), (104, 19055979), (108, 18350202), (117, 16938648), (124, 15982434), (156, 12703986), (162, 12233468), (186, 10654956), (216, 9175101), (234, 8469324), (248, 7991217), (279, 7103304), (312, 6351993), (324, 6116734), (351, 5646216), (372, 5327478), (403, 4917672), (468, 4234662), (558, 3551652), (648, 3058367), (702, 2823108), (744, 2663739), (806, 2458836), (837, 2367768), (936, 2117331), (1053, 1882072), (1116, 1775826), (1209, 1639224), (1404, 1411554), (1612, 1229418), (1674, 1183884), (2106, 941036), (2232, 887913), (2418, 819612), (2511, 789256), (2808, 705777), (3224, 614709), (3348, 591942), (3627, 546408), (4212, 470518), (4836, 409806), (5022, 394628), (6696, 295971), (7254, 273204), (7589, 261144), (8424, 235259), (9672, 204903), (10044, 197314), (10881, 182136), (14508, 136602), (15178, 130572), (20088, 98657), (21762, 91068), (22767, 87048), (29016, 68301), (30356, 65286), (32643, 60712), (43524, 45534)]