209142080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1279}}^1$

素因数の和:1376

約数の個数: 112

約数和(自身を含む): 577413120

約数和(自身を除く): 368271040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 140, 146, 160, 224, 280, 292, 320, 365, 448, 511, 560, 584, 730, 1022, 1120, 1168, 1279, 1460, 2044, 2240, 2336, 2555, 2558, 2920, 4088, 4672, 5110, 5116, 5840, 6395, 8176, 8953, 10220, 10232, 11680, 12790, 16352, 17906, 20440, 20464, 23360, 25580, 32704, 35812, 40880, 40928, 44765, 51160, 71624, 81760, 81856, 89530, 93367, 102320, 143248, 163520, 179060, 186734, 204640, 286496, 358120, 373468, 409280, 466835, 572992, 653569, 716240, 746936, 933670, 1307138, 1432480, 1493872, 1867340, 2614276, 2864960, 2987744, 3267845, 3734680, 5228552, 5975488, 6535690, 7469360, 10457104, 13071380, 14938720, 20914208, 26142760, 29877440, 41828416, 52285520, 104571040, 209142080]

約数ペア:

[(1, 209142080), (2, 104571040), (4, 52285520), (5, 41828416), (7, 29877440), (8, 26142760), (10, 20914208), (14, 14938720), (16, 13071380), (20, 10457104), (28, 7469360), (32, 6535690), (35, 5975488), (40, 5228552), (56, 3734680), (64, 3267845), (70, 2987744), (73, 2864960), (80, 2614276), (112, 1867340), (140, 1493872), (146, 1432480), (160, 1307138), (224, 933670), (280, 746936), (292, 716240), (320, 653569), (365, 572992), (448, 466835), (511, 409280), (560, 373468), (584, 358120), (730, 286496), (1022, 204640), (1120, 186734), (1168, 179060), (1279, 163520), (1460, 143248), (2044, 102320), (2240, 93367), (2336, 89530), (2555, 81856), (2558, 81760), (2920, 71624), (4088, 51160), (4672, 44765), (5110, 40928), (5116, 40880), (5840, 35812), (6395, 32704), (8176, 25580), (8953, 23360), (10220, 20464), (10232, 20440), (11680, 17906), (12790, 16352)]