206689280

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 176

約数和(自身を含む): 581675520

約数和(自身を除く): 374986240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 79, 80, 112, 128, 140, 146, 158, 160, 224, 256, 280, 292, 316, 320, 365, 395, 448, 511, 512, 553, 560, 584, 632, 640, 730, 790, 896, 1022, 1024, 1106, 1120, 1168, 1264, 1280, 1460, 1580, 1792, 2044, 2212, 2240, 2336, 2528, 2555, 2560, 2765, 2920, 3160, 3584, 4088, 4424, 4480, 4672, 5056, 5110, 5120, 5530, 5767, 5840, 6320, 7168, 8176, 8848, 8960, 9344, 10112, 10220, 11060, 11534, 11680, 12640, 16352, 17696, 17920, 18688, 20224, 20440, 22120, 23068, 23360, 25280, 28835, 32704, 35392, 35840, 37376, 40369, 40448, 40880, 44240, 46136, 46720, 50560, 57670, 65408, 70784, 74752, 80738, 80896, 81760, 88480, 92272, 93440, 101120, 115340, 130816, 141568, 161476, 163520, 176960, 184544, 186880, 201845, 202240, 230680, 261632, 283136, 322952, 327040, 353920, 369088, 373760, 403690, 404480, 461360, 523264, 566272, 645904, 654080, 707840, 738176, 807380, 922720, 1291808, 1308160, 1415680, 1476352, 1614760, 1845440, 2583616, 2616320, 2831360, 2952704, 3229520, 3690880, 5167232, 5905408, 6459040, 7381760, 10334464, 12918080, 14763520, 20668928, 25836160, 29527040, 41337856, 51672320, 103344640, 206689280]

約数ペア:

[(1, 206689280), (2, 103344640), (4, 51672320), (5, 41337856), (7, 29527040), (8, 25836160), (10, 20668928), (14, 14763520), (16, 12918080), (20, 10334464), (28, 7381760), (32, 6459040), (35, 5905408), (40, 5167232), (56, 3690880), (64, 3229520), (70, 2952704), (73, 2831360), (79, 2616320), (80, 2583616), (112, 1845440), (128, 1614760), (140, 1476352), (146, 1415680), (158, 1308160), (160, 1291808), (224, 922720), (256, 807380), (280, 738176), (292, 707840), (316, 654080), (320, 645904), (365, 566272), (395, 523264), (448, 461360), (511, 404480), (512, 403690), (553, 373760), (560, 369088), (584, 353920), (632, 327040), (640, 322952), (730, 283136), (790, 261632), (896, 230680), (1022, 202240), (1024, 201845), (1106, 186880), (1120, 184544), (1168, 176960), (1264, 163520), (1280, 161476), (1460, 141568), (1580, 130816), (1792, 115340), (2044, 101120), (2212, 93440), (2240, 92272), (2336, 88480), (2528, 81760), (2555, 80896), (2560, 80738), (2765, 74752), (2920, 70784), (3160, 65408), (3584, 57670), (4088, 50560), (4424, 46720), (4480, 46136), (4672, 44240), (5056, 40880), (5110, 40448), (5120, 40369), (5530, 37376), (5767, 35840), (5840, 35392), (6320, 32704), (7168, 28835), (8176, 25280), (8848, 23360), (8960, 23068), (9344, 22120), (10112, 20440), (10220, 20224), (11060, 18688), (11534, 17920), (11680, 17696), (12640, 16352)]