194808320

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{1553}}^1$

素因数の和:1590

約数の個数: 120

約数和(自身を含む): 543691764

約数和(自身を除く): 348883444

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, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1553, 1568, 1792, 1960, 2240, 2560, 3106, 3136, 3584, 3920, 4480, 6212, 6272, 7765, 7840, 8960, 10871, 12424, 12544, 15530, 15680, 17920, 21742, 24848, 25088, 31060, 31360, 43484, 49696, 54355, 62120, 62720, 76097, 86968, 99392, 108710, 124240, 125440, 152194, 173936, 198784, 217420, 248480, 304388, 347872, 380485, 397568, 434840, 496960, 608776, 695744, 760970, 795136, 869680, 993920, 1217552, 1391488, 1521940, 1739360, 1987840, 2435104, 2782976, 3043880, 3478720, 3975680, 4870208, 5565952, 6087760, 6957440, 9740416, 12175520, 13914880, 19480832, 24351040, 27829760, 38961664, 48702080, 97404160, 194808320]

約数ペア:

[(1, 194808320), (2, 97404160), (4, 48702080), (5, 38961664), (7, 27829760), (8, 24351040), (10, 19480832), (14, 13914880), (16, 12175520), (20, 9740416), (28, 6957440), (32, 6087760), (35, 5565952), (40, 4870208), (49, 3975680), (56, 3478720), (64, 3043880), (70, 2782976), (80, 2435104), (98, 1987840), (112, 1739360), (128, 1521940), (140, 1391488), (160, 1217552), (196, 993920), (224, 869680), (245, 795136), (256, 760970), (280, 695744), (320, 608776), (392, 496960), (448, 434840), (490, 397568), (512, 380485), (560, 347872), (640, 304388), (784, 248480), (896, 217420), (980, 198784), (1120, 173936), (1280, 152194), (1553, 125440), (1568, 124240), (1792, 108710), (1960, 99392), (2240, 86968), (2560, 76097), (3106, 62720), (3136, 62120), (3584, 54355), (3920, 49696), (4480, 43484), (6212, 31360), (6272, 31060), (7765, 25088), (7840, 24848), (8960, 21742), (10871, 17920), (12424, 15680), (12544, 15530)]