238403556

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{3469}}^1$

素因数の和:3585

約数の個数: 72

約数和(自身を含む): 636592320

約数和(自身を除く): 398188764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 83, 92, 138, 166, 207, 249, 276, 332, 414, 498, 747, 828, 996, 1494, 1909, 2988, 3469, 3818, 5727, 6938, 7636, 10407, 11454, 13876, 17181, 20814, 22908, 31221, 34362, 41628, 62442, 68724, 79787, 124884, 159574, 239361, 287927, 319148, 478722, 575854, 718083, 863781, 957444, 1151708, 1436166, 1727562, 2591343, 2872332, 3455124, 5182686, 6622321, 10365372, 13244642, 19866963, 26489284, 39733926, 59600889, 79467852, 119201778, 238403556]

約数ペア:

[(1, 238403556), (2, 119201778), (3, 79467852), (4, 59600889), (6, 39733926), (9, 26489284), (12, 19866963), (18, 13244642), (23, 10365372), (36, 6622321), (46, 5182686), (69, 3455124), (83, 2872332), (92, 2591343), (138, 1727562), (166, 1436166), (207, 1151708), (249, 957444), (276, 863781), (332, 718083), (414, 575854), (498, 478722), (747, 319148), (828, 287927), (996, 239361), (1494, 159574), (1909, 124884), (2988, 79787), (3469, 68724), (3818, 62442), (5727, 41628), (6938, 34362), (7636, 31221), (10407, 22908), (11454, 20814), (13876, 17181)]