31697680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 88869312

約数和(自身を除く): 57171632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 107, 112, 115, 140, 161, 184, 214, 230, 280, 322, 368, 428, 460, 529, 535, 560, 644, 749, 805, 856, 920, 1058, 1070, 1288, 1498, 1610, 1712, 1840, 2116, 2140, 2461, 2576, 2645, 2996, 3220, 3703, 3745, 4232, 4280, 4922, 5290, 5992, 6440, 7406, 7490, 8464, 8560, 9844, 10580, 11984, 12305, 12880, 14812, 14980, 17227, 18515, 19688, 21160, 24610, 29624, 29960, 34454, 37030, 39376, 42320, 49220, 56603, 59248, 59920, 68908, 74060, 86135, 98440, 113206, 137816, 148120, 172270, 196880, 226412, 275632, 283015, 296240, 344540, 396221, 452824, 566030, 689080, 792442, 905648, 1132060, 1378160, 1584884, 1981105, 2264120, 3169768, 3962210, 4528240, 6339536, 7924420, 15848840, 31697680]

約数ペア:

[(1, 31697680), (2, 15848840), (4, 7924420), (5, 6339536), (7, 4528240), (8, 3962210), (10, 3169768), (14, 2264120), (16, 1981105), (20, 1584884), (23, 1378160), (28, 1132060), (35, 905648), (40, 792442), (46, 689080), (56, 566030), (70, 452824), (80, 396221), (92, 344540), (107, 296240), (112, 283015), (115, 275632), (140, 226412), (161, 196880), (184, 172270), (214, 148120), (230, 137816), (280, 113206), (322, 98440), (368, 86135), (428, 74060), (460, 68908), (529, 59920), (535, 59248), (560, 56603), (644, 49220), (749, 42320), (805, 39376), (856, 37030), (920, 34454), (1058, 29960), (1070, 29624), (1288, 24610), (1498, 21160), (1610, 19688), (1712, 18515), (1840, 17227), (2116, 14980), (2140, 14812), (2461, 12880), (2576, 12305), (2645, 11984), (2996, 10580), (3220, 9844), (3703, 8560), (3745, 8464), (4232, 7490), (4280, 7406), (4922, 6440), (5290, 5992)]