1311682560

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:646

約数の個数: 208

約数和(自身を含む): 4317770976

約数和(自身を除く): 3006088416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 296, 320, 370, 384, 444, 480, 512, 555, 577, 592, 640, 740, 768, 888, 960, 1024, 1110, 1154, 1184, 1280, 1480, 1536, 1731, 1776, 1920, 2048, 2220, 2308, 2368, 2560, 2885, 2960, 3072, 3462, 3552, 3840, 4096, 4440, 4616, 4736, 5120, 5770, 5920, 6144, 6924, 7104, 7680, 8655, 8880, 9232, 9472, 10240, 11540, 11840, 12288, 13848, 14208, 15360, 17310, 17760, 18464, 18944, 20480, 21349, 23080, 23680, 27696, 28416, 30720, 34620, 35520, 36928, 37888, 42698, 46160, 47360, 55392, 56832, 61440, 64047, 69240, 71040, 73856, 75776, 85396, 92320, 94720, 106745, 110784, 113664, 128094, 138480, 142080, 147712, 151552, 170792, 184640, 189440, 213490, 221568, 227328, 256188, 276960, 284160, 295424, 320235, 341584, 369280, 378880, 426980, 443136, 454656, 512376, 553920, 568320, 590848, 640470, 683168, 738560, 757760, 853960, 886272, 1024752, 1107840, 1136640, 1181696, 1280940, 1366336, 1477120, 1707920, 1772544, 2049504, 2215680, 2273280, 2363392, 2561880, 2732672, 2954240, 3415840, 3545088, 4099008, 4431360, 5123760, 5465344, 5908480, 6831680, 7090176, 8198016, 8862720, 10247520, 10930688, 11816960, 13663360, 16396032, 17725440, 20495040, 21861376, 27326720, 32792064, 35450880, 40990080, 43722752, 54653440, 65584128, 81980160, 87445504, 109306880, 131168256, 163960320, 218613760, 262336512, 327920640, 437227520, 655841280, 1311682560]

約数ペア:

[(1, 1311682560), (2, 655841280), (3, 437227520), (4, 327920640), (5, 262336512), (6, 218613760), (8, 163960320), (10, 131168256), (12, 109306880), (15, 87445504), (16, 81980160), (20, 65584128), (24, 54653440), (30, 43722752), (32, 40990080), (37, 35450880), (40, 32792064), (48, 27326720), (60, 21861376), (64, 20495040), (74, 17725440), (80, 16396032), (96, 13663360), (111, 11816960), (120, 10930688), (128, 10247520), (148, 8862720), (160, 8198016), (185, 7090176), (192, 6831680), (222, 5908480), (240, 5465344), (256, 5123760), (296, 4431360), (320, 4099008), (370, 3545088), (384, 3415840), (444, 2954240), (480, 2732672), (512, 2561880), (555, 2363392), (577, 2273280), (592, 2215680), (640, 2049504), (740, 1772544), (768, 1707920), (888, 1477120), (960, 1366336), (1024, 1280940), (1110, 1181696), (1154, 1136640), (1184, 1107840), (1280, 1024752), (1480, 886272), (1536, 853960), (1731, 757760), (1776, 738560), (1920, 683168), (2048, 640470), (2220, 590848), (2308, 568320), (2368, 553920), (2560, 512376), (2885, 454656), (2960, 443136), (3072, 426980), (3462, 378880), (3552, 369280), (3840, 341584), (4096, 320235), (4440, 295424), (4616, 284160), (4736, 276960), (5120, 256188), (5770, 227328), (5920, 221568), (6144, 213490), (6924, 189440), (7104, 184640), (7680, 170792), (8655, 151552), (8880, 147712), (9232, 142080), (9472, 138480), (10240, 128094), (11540, 113664), (11840, 110784), (12288, 106745), (13848, 94720), (14208, 92320), (15360, 85396), (17310, 75776), (17760, 73856), (18464, 71040), (18944, 69240), (20480, 64047), (21349, 61440), (23080, 56832), (23680, 55392), (27696, 47360), (28416, 46160), (30720, 42698), (34620, 37888), (35520, 36928)]