31699920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{18869}}^1$

素因数の和:18892

約数の個数: 80

約数和(自身を含む): 112314240

約数和(自身を除く): 80614320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 18869, 37738, 56607, 75476, 94345, 113214, 132083, 150952, 188690, 226428, 264166, 283035, 301904, 377380, 396249, 452856, 528332, 566070, 660415, 754760, 792498, 905712, 1056664, 1132140, 1320830, 1509520, 1584996, 1981245, 2113328, 2264280, 2641660, 3169992, 3962490, 4528560, 5283320, 6339984, 7924980, 10566640, 15849960, 31699920]

約数ペア:

[(1, 31699920), (2, 15849960), (3, 10566640), (4, 7924980), (5, 6339984), (6, 5283320), (7, 4528560), (8, 3962490), (10, 3169992), (12, 2641660), (14, 2264280), (15, 2113328), (16, 1981245), (20, 1584996), (21, 1509520), (24, 1320830), (28, 1132140), (30, 1056664), (35, 905712), (40, 792498), (42, 754760), (48, 660415), (56, 566070), (60, 528332), (70, 452856), (80, 396249), (84, 377380), (105, 301904), (112, 283035), (120, 264166), (140, 226428), (168, 188690), (210, 150952), (240, 132083), (280, 113214), (336, 94345), (420, 75476), (560, 56607), (840, 37738), (1680, 18869)]