422481920

素因数分解:

$2^{12}\times 5^1\times 7^2\times {\mathrm{421}}^1$

素因数の和:464

約数の個数: 156

約数和(自身を含む): 1182157884

約数和(自身を除く): 759675964

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 421, 448, 490, 512, 560, 640, 784, 842, 896, 980, 1024, 1120, 1280, 1568, 1684, 1792, 1960, 2048, 2105, 2240, 2560, 2947, 3136, 3368, 3584, 3920, 4096, 4210, 4480, 5120, 5894, 6272, 6736, 7168, 7840, 8420, 8960, 10240, 11788, 12544, 13472, 14336, 14735, 15680, 16840, 17920, 20480, 20629, 23576, 25088, 26944, 28672, 29470, 31360, 33680, 35840, 41258, 47152, 50176, 53888, 58940, 62720, 67360, 71680, 82516, 94304, 100352, 103145, 107776, 117880, 125440, 134720, 143360, 165032, 188608, 200704, 206290, 215552, 235760, 250880, 269440, 330064, 377216, 412580, 431104, 471520, 501760, 538880, 660128, 754432, 825160, 862208, 943040, 1003520, 1077760, 1320256, 1508864, 1650320, 1724416, 1886080, 2155520, 2640512, 3017728, 3300640, 3772160, 4311040, 5281024, 6035456, 6601280, 7544320, 8622080, 10562048, 12070912, 13202560, 15088640, 21124096, 26405120, 30177280, 42248192, 52810240, 60354560, 84496384, 105620480, 211240960, 422481920]

約数ペア:

[(1, 422481920), (2, 211240960), (4, 105620480), (5, 84496384), (7, 60354560), (8, 52810240), (10, 42248192), (14, 30177280), (16, 26405120), (20, 21124096), (28, 15088640), (32, 13202560), (35, 12070912), (40, 10562048), (49, 8622080), (56, 7544320), (64, 6601280), (70, 6035456), (80, 5281024), (98, 4311040), (112, 3772160), (128, 3300640), (140, 3017728), (160, 2640512), (196, 2155520), (224, 1886080), (245, 1724416), (256, 1650320), (280, 1508864), (320, 1320256), (392, 1077760), (421, 1003520), (448, 943040), (490, 862208), (512, 825160), (560, 754432), (640, 660128), (784, 538880), (842, 501760), (896, 471520), (980, 431104), (1024, 412580), (1120, 377216), (1280, 330064), (1568, 269440), (1684, 250880), (1792, 235760), (1960, 215552), (2048, 206290), (2105, 200704), (2240, 188608), (2560, 165032), (2947, 143360), (3136, 134720), (3368, 125440), (3584, 117880), (3920, 107776), (4096, 103145), (4210, 100352), (4480, 94304), (5120, 82516), (5894, 71680), (6272, 67360), (6736, 62720), (7168, 58940), (7840, 53888), (8420, 50176), (8960, 47152), (10240, 41258), (11788, 35840), (12544, 33680), (13472, 31360), (14336, 29470), (14735, 28672), (15680, 26944), (16840, 25088), (17920, 23576), (20480, 20629)]