221061280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 613122048

約数和(自身を除く): 392060768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 43, 44, 46, 55, 80, 86, 88, 92, 110, 115, 127, 160, 172, 176, 184, 215, 220, 230, 253, 254, 344, 352, 368, 430, 440, 460, 473, 506, 508, 635, 688, 736, 860, 880, 920, 946, 989, 1012, 1016, 1265, 1270, 1376, 1397, 1720, 1760, 1840, 1892, 1978, 2024, 2032, 2365, 2530, 2540, 2794, 2921, 3440, 3680, 3784, 3956, 4048, 4064, 4730, 4945, 5060, 5080, 5461, 5588, 5842, 6880, 6985, 7568, 7912, 8096, 9460, 9890, 10120, 10160, 10879, 10922, 11176, 11684, 13970, 14605, 15136, 15824, 18920, 19780, 20240, 20320, 21758, 21844, 22352, 23368, 27305, 27940, 29210, 31648, 32131, 37840, 39560, 40480, 43516, 43688, 44704, 46736, 54395, 54610, 55880, 58420, 60071, 64262, 75680, 79120, 87032, 87376, 93472, 108790, 109220, 111760, 116840, 120142, 125603, 128524, 158240, 160655, 174064, 174752, 217580, 218440, 223520, 233680, 240284, 251206, 257048, 300355, 321310, 348128, 435160, 436880, 467360, 480568, 502412, 514096, 600710, 628015, 642620, 870320, 873760, 961136, 1004824, 1028192, 1201420, 1256030, 1285240, 1381633, 1740640, 1922272, 2009648, 2402840, 2512060, 2570480, 2763266, 4019296, 4805680, 5024120, 5140960, 5526532, 6908165, 9611360, 10048240, 11053064, 13816330, 20096480, 22106128, 27632660, 44212256, 55265320, 110530640, 221061280]

約数ペア:

[(1, 221061280), (2, 110530640), (4, 55265320), (5, 44212256), (8, 27632660), (10, 22106128), (11, 20096480), (16, 13816330), (20, 11053064), (22, 10048240), (23, 9611360), (32, 6908165), (40, 5526532), (43, 5140960), (44, 5024120), (46, 4805680), (55, 4019296), (80, 2763266), (86, 2570480), (88, 2512060), (92, 2402840), (110, 2009648), (115, 1922272), (127, 1740640), (160, 1381633), (172, 1285240), (176, 1256030), (184, 1201420), (215, 1028192), (220, 1004824), (230, 961136), (253, 873760), (254, 870320), (344, 642620), (352, 628015), (368, 600710), (430, 514096), (440, 502412), (460, 480568), (473, 467360), (506, 436880), (508, 435160), (635, 348128), (688, 321310), (736, 300355), (860, 257048), (880, 251206), (920, 240284), (946, 233680), (989, 223520), (1012, 218440), (1016, 217580), (1265, 174752), (1270, 174064), (1376, 160655), (1397, 158240), (1720, 128524), (1760, 125603), (1840, 120142), (1892, 116840), (1978, 111760), (2024, 109220), (2032, 108790), (2365, 93472), (2530, 87376), (2540, 87032), (2794, 79120), (2921, 75680), (3440, 64262), (3680, 60071), (3784, 58420), (3956, 55880), (4048, 54610), (4064, 54395), (4730, 46736), (4945, 44704), (5060, 43688), (5080, 43516), (5461, 40480), (5588, 39560), (5842, 37840), (6880, 32131), (6985, 31648), (7568, 29210), (7912, 27940), (8096, 27305), (9460, 23368), (9890, 22352), (10120, 21844), (10160, 21758), (10879, 20320), (10922, 20240), (11176, 19780), (11684, 18920), (13970, 15824), (14605, 15136)]