15678080068

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{811}}^1\times {\mathrm{2389}}^1$

素因数の和:3245

約数の個数: 72

約数和(自身を含む): 33364170560

約数和(自身を除く): 17686090492

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 578, 811, 1156, 1622, 2023, 2389, 3244, 4046, 4778, 5677, 8092, 9556, 11354, 13787, 16723, 22708, 27574, 33446, 40613, 55148, 66892, 81226, 96509, 162452, 193018, 234379, 284291, 386036, 468758, 568582, 690421, 937516, 1137164, 1380842, 1640653, 1937479, 2761684, 3281306, 3874958, 4832947, 6562612, 7749916, 9665894, 13562353, 19331788, 27124706, 32937143, 54249412, 65874286, 131748572, 230560001, 461120002, 559931431, 922240004, 1119862862, 2239725724, 3919520017, 7839040034, 15678080068]

約数ペア:

[(1, 15678080068), (2, 7839040034), (4, 3919520017), (7, 2239725724), (14, 1119862862), (17, 922240004), (28, 559931431), (34, 461120002), (68, 230560001), (119, 131748572), (238, 65874286), (289, 54249412), (476, 32937143), (578, 27124706), (811, 19331788), (1156, 13562353), (1622, 9665894), (2023, 7749916), (2389, 6562612), (3244, 4832947), (4046, 3874958), (4778, 3281306), (5677, 2761684), (8092, 1937479), (9556, 1640653), (11354, 1380842), (13787, 1137164), (16723, 937516), (22708, 690421), (27574, 568582), (33446, 468758), (40613, 386036), (55148, 284291), (66892, 234379), (81226, 193018), (96509, 162452)]