287418120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9467}}^1$

素因数の和:9515

約数の個数: 128

約数和(自身を含む): 981642240

約数和(自身を除く): 694224120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 660, 690, 759, 920, 1012, 1265, 1320, 1380, 1518, 2024, 2530, 2760, 3036, 3795, 5060, 6072, 7590, 9467, 10120, 15180, 18934, 28401, 30360, 37868, 47335, 56802, 75736, 94670, 104137, 113604, 142005, 189340, 208274, 217741, 227208, 284010, 312411, 378680, 416548, 435482, 520685, 568020, 624822, 653223, 833096, 870964, 1041370, 1088705, 1136040, 1249644, 1306446, 1562055, 1741928, 2082740, 2177410, 2395151, 2499288, 2612892, 3124110, 3266115, 4165480, 4354820, 4790302, 5225784, 6248220, 6532230, 7185453, 8709640, 9580604, 11975755, 12496440, 13064460, 14370906, 19161208, 23951510, 26128920, 28741812, 35927265, 47903020, 57483624, 71854530, 95806040, 143709060, 287418120]

約数ペア:

[(1, 287418120), (2, 143709060), (3, 95806040), (4, 71854530), (5, 57483624), (6, 47903020), (8, 35927265), (10, 28741812), (11, 26128920), (12, 23951510), (15, 19161208), (20, 14370906), (22, 13064460), (23, 12496440), (24, 11975755), (30, 9580604), (33, 8709640), (40, 7185453), (44, 6532230), (46, 6248220), (55, 5225784), (60, 4790302), (66, 4354820), (69, 4165480), (88, 3266115), (92, 3124110), (110, 2612892), (115, 2499288), (120, 2395151), (132, 2177410), (138, 2082740), (165, 1741928), (184, 1562055), (220, 1306446), (230, 1249644), (253, 1136040), (264, 1088705), (276, 1041370), (330, 870964), (345, 833096), (440, 653223), (460, 624822), (506, 568020), (552, 520685), (660, 435482), (690, 416548), (759, 378680), (920, 312411), (1012, 284010), (1265, 227208), (1320, 217741), (1380, 208274), (1518, 189340), (2024, 142005), (2530, 113604), (2760, 104137), (3036, 94670), (3795, 75736), (5060, 56802), (6072, 47335), (7590, 37868), (9467, 30360), (10120, 28401), (15180, 18934)]