261893640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{94889}}^1$

素因数の和:94926

約数の個数: 64

約数和(自身を含む): 819849600

約数和(自身を除く): 557955960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 94889, 189778, 284667, 379556, 474445, 569334, 759112, 948890, 1138668, 1423335, 1897780, 2182447, 2277336, 2846670, 3795560, 4364894, 5693340, 6547341, 8729788, 10912235, 11386680, 13094682, 17459576, 21824470, 26189364, 32736705, 43648940, 52378728, 65473410, 87297880, 130946820, 261893640]

約数ペア:

[(1, 261893640), (2, 130946820), (3, 87297880), (4, 65473410), (5, 52378728), (6, 43648940), (8, 32736705), (10, 26189364), (12, 21824470), (15, 17459576), (20, 13094682), (23, 11386680), (24, 10912235), (30, 8729788), (40, 6547341), (46, 5693340), (60, 4364894), (69, 3795560), (92, 2846670), (115, 2277336), (120, 2182447), (138, 1897780), (184, 1423335), (230, 1138668), (276, 948890), (345, 759112), (460, 569334), (552, 474445), (690, 379556), (920, 284667), (1380, 189778), (2760, 94889)]