261659040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 192

約数和(自身を含む): 871347456

約数和(自身を除く): 609688416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 137, 138, 160, 173, 184, 230, 240, 274, 276, 345, 346, 368, 411, 460, 480, 519, 548, 552, 685, 690, 692, 736, 822, 865, 920, 1038, 1096, 1104, 1370, 1380, 1384, 1644, 1730, 1840, 2055, 2076, 2192, 2208, 2595, 2740, 2760, 2768, 3151, 3288, 3460, 3680, 3979, 4110, 4152, 4384, 5190, 5480, 5520, 5536, 6302, 6576, 6920, 7958, 8220, 8304, 9453, 10380, 10960, 11040, 11937, 12604, 13152, 13840, 15755, 15916, 16440, 16608, 18906, 19895, 20760, 21920, 23701, 23874, 25208, 27680, 31510, 31832, 32880, 37812, 39790, 41520, 47265, 47402, 47748, 50416, 59685, 63020, 63664, 65760, 71103, 75624, 79580, 83040, 94530, 94804, 95496, 100832, 118505, 119370, 126040, 127328, 142206, 151248, 159160, 189060, 189608, 190992, 237010, 238740, 252080, 284412, 302496, 318320, 355515, 378120, 379216, 381984, 474020, 477480, 504160, 545123, 568824, 636640, 711030, 756240, 758432, 948040, 954960, 1090246, 1137648, 1422060, 1512480, 1635369, 1896080, 1909920, 2180492, 2275296, 2725615, 2844120, 3270738, 3792160, 4360984, 5451230, 5688240, 6541476, 8176845, 8721968, 10902460, 11376480, 13082952, 16353690, 17443936, 21804920, 26165904, 32707380, 43609840, 52331808, 65414760, 87219680, 130829520, 261659040]

約数ペア:

[(1, 261659040), (2, 130829520), (3, 87219680), (4, 65414760), (5, 52331808), (6, 43609840), (8, 32707380), (10, 26165904), (12, 21804920), (15, 17443936), (16, 16353690), (20, 13082952), (23, 11376480), (24, 10902460), (30, 8721968), (32, 8176845), (40, 6541476), (46, 5688240), (48, 5451230), (60, 4360984), (69, 3792160), (80, 3270738), (92, 2844120), (96, 2725615), (115, 2275296), (120, 2180492), (137, 1909920), (138, 1896080), (160, 1635369), (173, 1512480), (184, 1422060), (230, 1137648), (240, 1090246), (274, 954960), (276, 948040), (345, 758432), (346, 756240), (368, 711030), (411, 636640), (460, 568824), (480, 545123), (519, 504160), (548, 477480), (552, 474020), (685, 381984), (690, 379216), (692, 378120), (736, 355515), (822, 318320), (865, 302496), (920, 284412), (1038, 252080), (1096, 238740), (1104, 237010), (1370, 190992), (1380, 189608), (1384, 189060), (1644, 159160), (1730, 151248), (1840, 142206), (2055, 127328), (2076, 126040), (2192, 119370), (2208, 118505), (2595, 100832), (2740, 95496), (2760, 94804), (2768, 94530), (3151, 83040), (3288, 79580), (3460, 75624), (3680, 71103), (3979, 65760), (4110, 63664), (4152, 63020), (4384, 59685), (5190, 50416), (5480, 47748), (5520, 47402), (5536, 47265), (6302, 41520), (6576, 39790), (6920, 37812), (7958, 32880), (8220, 31832), (8304, 31510), (9453, 27680), (10380, 25208), (10960, 23874), (11040, 23701), (11937, 21920), (12604, 20760), (13152, 19895), (13840, 18906), (15755, 16608), (15916, 16440)]