205655789080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{191}}^1\times {\mathrm{78479}}^1$

素因数の和:78702

約数の個数: 128

約数和(自身を含む): 542453760000

約数和(自身を除く): 336797970920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 191, 196, 245, 280, 343, 382, 392, 490, 686, 764, 955, 980, 1337, 1372, 1528, 1715, 1910, 1960, 2674, 2744, 3430, 3820, 5348, 6685, 6860, 7640, 9359, 10696, 13370, 13720, 18718, 26740, 37436, 46795, 53480, 65513, 74872, 78479, 93590, 131026, 156958, 187180, 262052, 313916, 327565, 374360, 392395, 524104, 549353, 627832, 655130, 784790, 1098706, 1310260, 1569580, 2197412, 2620520, 2746765, 3139160, 3845471, 4394824, 5493530, 7690942, 10987060, 14989489, 15381884, 19227355, 21974120, 26918297, 29978978, 30763768, 38454710, 53836594, 59957956, 74947445, 76909420, 104926423, 107673188, 119915912, 134591485, 149894890, 153818840, 209852846, 215346376, 269182970, 299789780, 419705692, 524632115, 538365940, 599579560, 734484961, 839411384, 1049264230, 1076731880, 1468969922, 2098528460, 2937939844, 3672424805, 4197056920, 5141394727, 5875879688, 7344849610, 10282789454, 14689699220, 20565578908, 25706973635, 29379398440, 41131157816, 51413947270, 102827894540, 205655789080]

約数ペア:

[(1, 205655789080), (2, 102827894540), (4, 51413947270), (5, 41131157816), (7, 29379398440), (8, 25706973635), (10, 20565578908), (14, 14689699220), (20, 10282789454), (28, 7344849610), (35, 5875879688), (40, 5141394727), (49, 4197056920), (56, 3672424805), (70, 2937939844), (98, 2098528460), (140, 1468969922), (191, 1076731880), (196, 1049264230), (245, 839411384), (280, 734484961), (343, 599579560), (382, 538365940), (392, 524632115), (490, 419705692), (686, 299789780), (764, 269182970), (955, 215346376), (980, 209852846), (1337, 153818840), (1372, 149894890), (1528, 134591485), (1715, 119915912), (1910, 107673188), (1960, 104926423), (2674, 76909420), (2744, 74947445), (3430, 59957956), (3820, 53836594), (5348, 38454710), (6685, 30763768), (6860, 29978978), (7640, 26918297), (9359, 21974120), (10696, 19227355), (13370, 15381884), (13720, 14989489), (18718, 10987060), (26740, 7690942), (37436, 5493530), (46795, 4394824), (53480, 3845471), (65513, 3139160), (74872, 2746765), (78479, 2620520), (93590, 2197412), (131026, 1569580), (156958, 1310260), (187180, 1098706), (262052, 784790), (313916, 655130), (327565, 627832), (374360, 549353), (392395, 524104)]