421657680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1381

約数の個数: 160

約数和(自身を含む): 1382054400

約数和(自身を除く): 960396720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 47, 48, 58, 60, 80, 87, 94, 116, 120, 141, 145, 174, 188, 232, 235, 240, 282, 290, 348, 376, 435, 464, 470, 564, 580, 696, 705, 752, 870, 940, 1128, 1160, 1289, 1363, 1392, 1410, 1740, 1880, 2256, 2320, 2578, 2726, 2820, 3480, 3760, 3867, 4089, 5156, 5452, 5640, 6445, 6815, 6960, 7734, 8178, 10312, 10904, 11280, 12890, 13630, 15468, 16356, 19335, 20445, 20624, 21808, 25780, 27260, 30936, 32712, 37381, 38670, 40890, 51560, 54520, 60583, 61872, 65424, 74762, 77340, 81780, 103120, 109040, 112143, 121166, 149524, 154680, 163560, 181749, 186905, 224286, 242332, 299048, 302915, 309360, 327120, 363498, 373810, 448572, 484664, 560715, 598096, 605830, 726996, 747620, 897144, 908745, 969328, 1121430, 1211660, 1453992, 1495240, 1756907, 1794288, 1817490, 2242860, 2423320, 2907984, 2990480, 3513814, 3634980, 4485720, 4846640, 5270721, 7027628, 7269960, 8784535, 8971440, 10541442, 14055256, 14539920, 17569070, 21082884, 26353605, 28110512, 35138140, 42165768, 52707210, 70276280, 84331536, 105414420, 140552560, 210828840, 421657680]

約数ペア:

[(1, 421657680), (2, 210828840), (3, 140552560), (4, 105414420), (5, 84331536), (6, 70276280), (8, 52707210), (10, 42165768), (12, 35138140), (15, 28110512), (16, 26353605), (20, 21082884), (24, 17569070), (29, 14539920), (30, 14055256), (40, 10541442), (47, 8971440), (48, 8784535), (58, 7269960), (60, 7027628), (80, 5270721), (87, 4846640), (94, 4485720), (116, 3634980), (120, 3513814), (141, 2990480), (145, 2907984), (174, 2423320), (188, 2242860), (232, 1817490), (235, 1794288), (240, 1756907), (282, 1495240), (290, 1453992), (348, 1211660), (376, 1121430), (435, 969328), (464, 908745), (470, 897144), (564, 747620), (580, 726996), (696, 605830), (705, 598096), (752, 560715), (870, 484664), (940, 448572), (1128, 373810), (1160, 363498), (1289, 327120), (1363, 309360), (1392, 302915), (1410, 299048), (1740, 242332), (1880, 224286), (2256, 186905), (2320, 181749), (2578, 163560), (2726, 154680), (2820, 149524), (3480, 121166), (3760, 112143), (3867, 109040), (4089, 103120), (5156, 81780), (5452, 77340), (5640, 74762), (6445, 65424), (6815, 61872), (6960, 60583), (7734, 54520), (8178, 51560), (10312, 40890), (10904, 38670), (11280, 37381), (12890, 32712), (13630, 30936), (15468, 27260), (16356, 25780), (19335, 21808), (20445, 20624)]