317112320

素因数分解:

$2^{14}\times 5^1\times 7^2\times {\mathrm{79}}^1$

素因数の和:126

約数の個数: 180

約数和(自身を含む): 896505120

約数和(自身を除く): 579392800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 79, 80, 98, 112, 128, 140, 158, 160, 196, 224, 245, 256, 280, 316, 320, 392, 395, 448, 490, 512, 553, 560, 632, 640, 784, 790, 896, 980, 1024, 1106, 1120, 1264, 1280, 1568, 1580, 1792, 1960, 2048, 2212, 2240, 2528, 2560, 2765, 3136, 3160, 3584, 3871, 3920, 4096, 4424, 4480, 5056, 5120, 5530, 6272, 6320, 7168, 7742, 7840, 8192, 8848, 8960, 10112, 10240, 11060, 12544, 12640, 14336, 15484, 15680, 16384, 17696, 17920, 19355, 20224, 20480, 22120, 25088, 25280, 28672, 30968, 31360, 35392, 35840, 38710, 40448, 40960, 44240, 50176, 50560, 57344, 61936, 62720, 70784, 71680, 77420, 80896, 81920, 88480, 100352, 101120, 114688, 123872, 125440, 141568, 143360, 154840, 161792, 176960, 200704, 202240, 247744, 250880, 283136, 286720, 309680, 323584, 353920, 401408, 404480, 495488, 501760, 566272, 573440, 619360, 647168, 707840, 802816, 808960, 990976, 1003520, 1132544, 1238720, 1294336, 1415680, 1617920, 1981952, 2007040, 2265088, 2477440, 2831360, 3235840, 3963904, 4014080, 4530176, 4954880, 5662720, 6471680, 7927808, 9060352, 9909760, 11325440, 15855616, 19819520, 22650880, 31711232, 39639040, 45301760, 63422464, 79278080, 158556160, 317112320]

約数ペア:

[(1, 317112320), (2, 158556160), (4, 79278080), (5, 63422464), (7, 45301760), (8, 39639040), (10, 31711232), (14, 22650880), (16, 19819520), (20, 15855616), (28, 11325440), (32, 9909760), (35, 9060352), (40, 7927808), (49, 6471680), (56, 5662720), (64, 4954880), (70, 4530176), (79, 4014080), (80, 3963904), (98, 3235840), (112, 2831360), (128, 2477440), (140, 2265088), (158, 2007040), (160, 1981952), (196, 1617920), (224, 1415680), (245, 1294336), (256, 1238720), (280, 1132544), (316, 1003520), (320, 990976), (392, 808960), (395, 802816), (448, 707840), (490, 647168), (512, 619360), (553, 573440), (560, 566272), (632, 501760), (640, 495488), (784, 404480), (790, 401408), (896, 353920), (980, 323584), (1024, 309680), (1106, 286720), (1120, 283136), (1264, 250880), (1280, 247744), (1568, 202240), (1580, 200704), (1792, 176960), (1960, 161792), (2048, 154840), (2212, 143360), (2240, 141568), (2528, 125440), (2560, 123872), (2765, 114688), (3136, 101120), (3160, 100352), (3584, 88480), (3871, 81920), (3920, 80896), (4096, 77420), (4424, 71680), (4480, 70784), (5056, 62720), (5120, 61936), (5530, 57344), (6272, 50560), (6320, 50176), (7168, 44240), (7742, 40960), (7840, 40448), (8192, 38710), (8848, 35840), (8960, 35392), (10112, 31360), (10240, 30968), (11060, 28672), (12544, 25280), (12640, 25088), (14336, 22120), (15484, 20480), (15680, 20224), (16384, 19355), (17696, 17920)]