197854720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:272

約数の個数: 160

約数和(自身を含む): 554089536

約数和(自身を除く): 356234816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 128, 140, 160, 181, 224, 244, 256, 280, 305, 320, 362, 427, 448, 488, 512, 560, 610, 640, 724, 854, 896, 905, 976, 1120, 1220, 1267, 1280, 1448, 1708, 1792, 1810, 1952, 2135, 2240, 2440, 2534, 2560, 2896, 3416, 3584, 3620, 3904, 4270, 4480, 4880, 5068, 5792, 6335, 6832, 7240, 7808, 8540, 8960, 9760, 10136, 11041, 11584, 12670, 13664, 14480, 15616, 17080, 17920, 19520, 20272, 22082, 23168, 25340, 27328, 28960, 31232, 34160, 39040, 40544, 44164, 46336, 50680, 54656, 55205, 57920, 68320, 77287, 78080, 81088, 88328, 92672, 101360, 109312, 110410, 115840, 136640, 154574, 156160, 162176, 176656, 202720, 218624, 220820, 231680, 273280, 309148, 324352, 353312, 386435, 405440, 441640, 463360, 546560, 618296, 648704, 706624, 772870, 810880, 883280, 1093120, 1236592, 1413248, 1545740, 1621760, 1766560, 2473184, 2826496, 3091480, 3243520, 3533120, 4946368, 5652992, 6182960, 7066240, 9892736, 12365920, 14132480, 19785472, 24731840, 28264960, 39570944, 49463680, 98927360, 197854720]

約数ペア:

[(1, 197854720), (2, 98927360), (4, 49463680), (5, 39570944), (7, 28264960), (8, 24731840), (10, 19785472), (14, 14132480), (16, 12365920), (20, 9892736), (28, 7066240), (32, 6182960), (35, 5652992), (40, 4946368), (56, 3533120), (61, 3243520), (64, 3091480), (70, 2826496), (80, 2473184), (112, 1766560), (122, 1621760), (128, 1545740), (140, 1413248), (160, 1236592), (181, 1093120), (224, 883280), (244, 810880), (256, 772870), (280, 706624), (305, 648704), (320, 618296), (362, 546560), (427, 463360), (448, 441640), (488, 405440), (512, 386435), (560, 353312), (610, 324352), (640, 309148), (724, 273280), (854, 231680), (896, 220820), (905, 218624), (976, 202720), (1120, 176656), (1220, 162176), (1267, 156160), (1280, 154574), (1448, 136640), (1708, 115840), (1792, 110410), (1810, 109312), (1952, 101360), (2135, 92672), (2240, 88328), (2440, 81088), (2534, 78080), (2560, 77287), (2896, 68320), (3416, 57920), (3584, 55205), (3620, 54656), (3904, 50680), (4270, 46336), (4480, 44164), (4880, 40544), (5068, 39040), (5792, 34160), (6335, 31232), (6832, 28960), (7240, 27328), (7808, 25340), (8540, 23168), (8960, 22082), (9760, 20272), (10136, 19520), (11041, 17920), (11584, 17080), (12670, 15616), (13664, 14480)]