1378160

素因数分解:

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

素因数の和:150

約数の個数: 80

約数和(自身を含む): 3856896

約数和(自身を除く): 2478736

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, 535, 560, 644, 749, 805, 856, 920, 1070, 1288, 1498, 1610, 1712, 1840, 2140, 2461, 2576, 2996, 3220, 3745, 4280, 4922, 5992, 6440, 7490, 8560, 9844, 11984, 12305, 12880, 14980, 17227, 19688, 24610, 29960, 34454, 39376, 49220, 59920, 68908, 86135, 98440, 137816, 172270, 196880, 275632, 344540, 689080, 1378160]

約数ペア:

[(1, 1378160), (2, 689080), (4, 344540), (5, 275632), (7, 196880), (8, 172270), (10, 137816), (14, 98440), (16, 86135), (20, 68908), (23, 59920), (28, 49220), (35, 39376), (40, 34454), (46, 29960), (56, 24610), (70, 19688), (80, 17227), (92, 14980), (107, 12880), (112, 12305), (115, 11984), (140, 9844), (161, 8560), (184, 7490), (214, 6440), (230, 5992), (280, 4922), (322, 4280), (368, 3745), (428, 3220), (460, 2996), (535, 2576), (560, 2461), (644, 2140), (749, 1840), (805, 1712), (856, 1610), (920, 1498), (1070, 1288)]