212030720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^2$

素因数の和:117

約数の個数: 162

約数和(自身を含む): 573743646

約数和(自身を除く): 361712926

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 64, 74, 80, 88, 110, 121, 128, 148, 160, 176, 185, 220, 242, 256, 296, 320, 352, 370, 407, 440, 484, 592, 605, 640, 704, 740, 814, 880, 968, 1184, 1210, 1280, 1369, 1408, 1480, 1628, 1760, 1936, 2035, 2368, 2420, 2738, 2816, 2960, 3256, 3520, 3872, 4070, 4477, 4736, 4840, 5476, 5920, 6512, 6845, 7040, 7744, 8140, 8954, 9472, 9680, 10952, 11840, 13024, 13690, 14080, 15059, 15488, 16280, 17908, 19360, 21904, 22385, 23680, 26048, 27380, 30118, 30976, 32560, 35816, 38720, 43808, 44770, 47360, 52096, 54760, 60236, 65120, 71632, 75295, 77440, 87616, 89540, 104192, 109520, 120472, 130240, 143264, 150590, 154880, 165649, 175232, 179080, 219040, 240944, 260480, 286528, 301180, 331298, 350464, 358160, 438080, 481888, 520960, 573056, 602360, 662596, 716320, 828245, 876160, 963776, 1146112, 1204720, 1325192, 1432640, 1656490, 1752320, 1927552, 2409440, 2650384, 2865280, 3312980, 3855104, 4818880, 5300768, 5730560, 6625960, 9637760, 10601536, 13251920, 19275520, 21203072, 26503840, 42406144, 53007680, 106015360, 212030720]

約数ペア:

[(1, 212030720), (2, 106015360), (4, 53007680), (5, 42406144), (8, 26503840), (10, 21203072), (11, 19275520), (16, 13251920), (20, 10601536), (22, 9637760), (32, 6625960), (37, 5730560), (40, 5300768), (44, 4818880), (55, 3855104), (64, 3312980), (74, 2865280), (80, 2650384), (88, 2409440), (110, 1927552), (121, 1752320), (128, 1656490), (148, 1432640), (160, 1325192), (176, 1204720), (185, 1146112), (220, 963776), (242, 876160), (256, 828245), (296, 716320), (320, 662596), (352, 602360), (370, 573056), (407, 520960), (440, 481888), (484, 438080), (592, 358160), (605, 350464), (640, 331298), (704, 301180), (740, 286528), (814, 260480), (880, 240944), (968, 219040), (1184, 179080), (1210, 175232), (1280, 165649), (1369, 154880), (1408, 150590), (1480, 143264), (1628, 130240), (1760, 120472), (1936, 109520), (2035, 104192), (2368, 89540), (2420, 87616), (2738, 77440), (2816, 75295), (2960, 71632), (3256, 65120), (3520, 60236), (3872, 54760), (4070, 52096), (4477, 47360), (4736, 44770), (4840, 43808), (5476, 38720), (5920, 35816), (6512, 32560), (6845, 30976), (7040, 30118), (7744, 27380), (8140, 26048), (8954, 23680), (9472, 22385), (9680, 21904), (10952, 19360), (11840, 17908), (13024, 16280), (13690, 15488), (14080, 15059)]