31338160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 84208896

約数和(自身を除く): 52870736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 523, 535, 560, 749, 856, 1046, 1070, 1498, 1712, 2092, 2140, 2615, 2996, 3661, 3745, 4184, 4280, 5230, 5992, 7322, 7490, 8368, 8560, 10460, 11984, 14644, 14980, 18305, 20920, 29288, 29960, 36610, 41840, 55961, 58576, 59920, 73220, 111922, 146440, 223844, 279805, 292880, 391727, 447688, 559610, 783454, 895376, 1119220, 1566908, 1958635, 2238440, 3133816, 3917270, 4476880, 6267632, 7834540, 15669080, 31338160]

約数ペア:

[(1, 31338160), (2, 15669080), (4, 7834540), (5, 6267632), (7, 4476880), (8, 3917270), (10, 3133816), (14, 2238440), (16, 1958635), (20, 1566908), (28, 1119220), (35, 895376), (40, 783454), (56, 559610), (70, 447688), (80, 391727), (107, 292880), (112, 279805), (140, 223844), (214, 146440), (280, 111922), (428, 73220), (523, 59920), (535, 58576), (560, 55961), (749, 41840), (856, 36610), (1046, 29960), (1070, 29288), (1498, 20920), (1712, 18305), (2092, 14980), (2140, 14644), (2615, 11984), (2996, 10460), (3661, 8560), (3745, 8368), (4184, 7490), (4280, 7322), (5230, 5992)]