168885756

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:545

約数の個数: 144

約数和(自身を含む): 500102400

約数和(自身を除く): 331216644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 108, 114, 117, 156, 169, 171, 228, 234, 247, 338, 342, 351, 468, 487, 494, 507, 513, 676, 684, 702, 741, 974, 988, 1014, 1026, 1404, 1461, 1482, 1521, 1948, 2028, 2052, 2223, 2922, 2964, 3042, 3211, 4383, 4446, 4563, 5844, 6084, 6331, 6422, 6669, 8766, 8892, 9126, 9253, 9633, 12662, 12844, 13149, 13338, 17532, 18252, 18506, 18993, 19266, 25324, 26298, 26676, 27759, 28899, 37012, 37986, 38532, 52596, 55518, 56979, 57798, 75972, 82303, 83277, 86697, 111036, 113958, 115596, 120289, 164606, 166554, 170937, 173394, 227916, 240578, 246909, 249831, 329212, 333108, 341874, 346788, 360867, 481156, 493818, 499662, 683748, 721734, 740727, 987636, 999324, 1082601, 1443468, 1481454, 1563757, 2165202, 2222181, 2962908, 3127514, 3247803, 4330404, 4444362, 4691271, 6255028, 6495606, 8888724, 9382542, 12991212, 14073813, 18765084, 28147626, 42221439, 56295252, 84442878, 168885756]

約数ペア:

[(1, 168885756), (2, 84442878), (3, 56295252), (4, 42221439), (6, 28147626), (9, 18765084), (12, 14073813), (13, 12991212), (18, 9382542), (19, 8888724), (26, 6495606), (27, 6255028), (36, 4691271), (38, 4444362), (39, 4330404), (52, 3247803), (54, 3127514), (57, 2962908), (76, 2222181), (78, 2165202), (108, 1563757), (114, 1481454), (117, 1443468), (156, 1082601), (169, 999324), (171, 987636), (228, 740727), (234, 721734), (247, 683748), (338, 499662), (342, 493818), (351, 481156), (468, 360867), (487, 346788), (494, 341874), (507, 333108), (513, 329212), (676, 249831), (684, 246909), (702, 240578), (741, 227916), (974, 173394), (988, 170937), (1014, 166554), (1026, 164606), (1404, 120289), (1461, 115596), (1482, 113958), (1521, 111036), (1948, 86697), (2028, 83277), (2052, 82303), (2223, 75972), (2922, 57798), (2964, 56979), (3042, 55518), (3211, 52596), (4383, 38532), (4446, 37986), (4563, 37012), (5844, 28899), (6084, 27759), (6331, 26676), (6422, 26298), (6669, 25324), (8766, 19266), (8892, 18993), (9126, 18506), (9253, 18252), (9633, 17532), (12662, 13338), (12844, 13149)]