21781079040

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{202577}}^1$

素因数の和:202612

約数の個数: 176

約数和(自身を含む): 79618015872

約数和(自身を除く): 57836936832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 4480, 5120, 5376, 6720, 7168, 7680, 8960, 10752, 13440, 15360, 17920, 21504, 26880, 35840, 53760, 107520, 202577, 405154, 607731, 810308, 1012885, 1215462, 1418039, 1620616, 2025770, 2430924, 2836078, 3038655, 3241232, 4051540, 4254117, 4861848, 5672156, 6077310, 6482464, 7090195, 8103080, 8508234, 9723696, 11344312, 12154620, 12964928, 14180390, 16206160, 17016468, 19447392, 21270585, 22688624, 24309240, 25929856, 28360780, 32412320, 34032936, 38894784, 42541170, 45377248, 48618480, 51859712, 56721560, 64824640, 68065872, 77789568, 85082340, 90754496, 97236960, 103719424, 113443120, 129649280, 136131744, 155579136, 170164680, 181508992, 194473920, 207438848, 226886240, 259298560, 272263488, 311158272, 340329360, 363017984, 388947840, 453772480, 518597120, 544526976, 622316544, 680658720, 726035968, 777895680, 907544960, 1037194240, 1089053952, 1361317440, 1452071936, 1555791360, 1815089920, 2178107904, 2722634880, 3111582720, 3630179840, 4356215808, 5445269760, 7260359680, 10890539520, 21781079040]

約数ペア:

[(1, 21781079040), (2, 10890539520), (3, 7260359680), (4, 5445269760), (5, 4356215808), (6, 3630179840), (7, 3111582720), (8, 2722634880), (10, 2178107904), (12, 1815089920), (14, 1555791360), (15, 1452071936), (16, 1361317440), (20, 1089053952), (21, 1037194240), (24, 907544960), (28, 777895680), (30, 726035968), (32, 680658720), (35, 622316544), (40, 544526976), (42, 518597120), (48, 453772480), (56, 388947840), (60, 363017984), (64, 340329360), (70, 311158272), (80, 272263488), (84, 259298560), (96, 226886240), (105, 207438848), (112, 194473920), (120, 181508992), (128, 170164680), (140, 155579136), (160, 136131744), (168, 129649280), (192, 113443120), (210, 103719424), (224, 97236960), (240, 90754496), (256, 85082340), (280, 77789568), (320, 68065872), (336, 64824640), (384, 56721560), (420, 51859712), (448, 48618480), (480, 45377248), (512, 42541170), (560, 38894784), (640, 34032936), (672, 32412320), (768, 28360780), (840, 25929856), (896, 24309240), (960, 22688624), (1024, 21270585), (1120, 19447392), (1280, 17016468), (1344, 16206160), (1536, 14180390), (1680, 12964928), (1792, 12154620), (1920, 11344312), (2240, 9723696), (2560, 8508234), (2688, 8103080), (3072, 7090195), (3360, 6482464), (3584, 6077310), (3840, 5672156), (4480, 4861848), (5120, 4254117), (5376, 4051540), (6720, 3241232), (7168, 3038655), (7680, 2836078), (8960, 2430924), (10752, 2025770), (13440, 1620616), (15360, 1418039), (17920, 1215462), (21504, 1012885), (26880, 810308), (35840, 607731), (53760, 405154), (107520, 202577)]