29991576

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 79920000

約数和(自身を除く): 49928424

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 89, 114, 152, 178, 228, 267, 356, 456, 534, 712, 739, 1068, 1478, 1691, 2136, 2217, 2956, 3382, 4434, 5073, 5912, 6764, 8868, 10146, 13528, 14041, 17736, 20292, 28082, 40584, 42123, 56164, 65771, 84246, 112328, 131542, 168492, 197313, 263084, 336984, 394626, 526168, 789252, 1249649, 1578504, 2499298, 3748947, 4998596, 7497894, 9997192, 14995788, 29991576]

約数ペア:

[(1, 29991576), (2, 14995788), (3, 9997192), (4, 7497894), (6, 4998596), (8, 3748947), (12, 2499298), (19, 1578504), (24, 1249649), (38, 789252), (57, 526168), (76, 394626), (89, 336984), (114, 263084), (152, 197313), (178, 168492), (228, 131542), (267, 112328), (356, 84246), (456, 65771), (534, 56164), (712, 42123), (739, 40584), (1068, 28082), (1478, 20292), (1691, 17736), (2136, 14041), (2217, 13528), (2956, 10146), (3382, 8868), (4434, 6764), (5073, 5912)]