64857520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 189987840

約数和(自身を除く): 125130320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 59, 65, 70, 80, 91, 104, 112, 118, 130, 140, 151, 182, 208, 236, 260, 280, 295, 302, 364, 413, 455, 472, 520, 560, 590, 604, 728, 755, 767, 826, 910, 944, 1040, 1057, 1180, 1208, 1456, 1510, 1534, 1652, 1820, 1963, 2065, 2114, 2360, 2416, 3020, 3068, 3304, 3640, 3835, 3926, 4130, 4228, 4720, 5285, 5369, 6040, 6136, 6608, 7280, 7670, 7852, 8260, 8456, 8909, 9815, 10570, 10738, 12080, 12272, 13741, 15340, 15704, 16520, 16912, 17818, 19630, 21140, 21476, 26845, 27482, 30680, 31408, 33040, 35636, 39260, 42280, 42952, 44545, 53690, 54964, 61360, 62363, 68705, 71272, 78520, 84560, 85904, 89090, 107380, 109928, 115817, 124726, 137410, 142544, 157040, 178180, 214760, 219856, 231634, 249452, 274820, 311815, 356360, 429520, 463268, 498904, 549640, 579085, 623630, 712720, 810719, 926536, 997808, 1099280, 1158170, 1247260, 1621438, 1853072, 2316340, 2494520, 3242876, 4053595, 4632680, 4989040, 6485752, 8107190, 9265360, 12971504, 16214380, 32428760, 64857520]

約数ペア:

[(1, 64857520), (2, 32428760), (4, 16214380), (5, 12971504), (7, 9265360), (8, 8107190), (10, 6485752), (13, 4989040), (14, 4632680), (16, 4053595), (20, 3242876), (26, 2494520), (28, 2316340), (35, 1853072), (40, 1621438), (52, 1247260), (56, 1158170), (59, 1099280), (65, 997808), (70, 926536), (80, 810719), (91, 712720), (104, 623630), (112, 579085), (118, 549640), (130, 498904), (140, 463268), (151, 429520), (182, 356360), (208, 311815), (236, 274820), (260, 249452), (280, 231634), (295, 219856), (302, 214760), (364, 178180), (413, 157040), (455, 142544), (472, 137410), (520, 124726), (560, 115817), (590, 109928), (604, 107380), (728, 89090), (755, 85904), (767, 84560), (826, 78520), (910, 71272), (944, 68705), (1040, 62363), (1057, 61360), (1180, 54964), (1208, 53690), (1456, 44545), (1510, 42952), (1534, 42280), (1652, 39260), (1820, 35636), (1963, 33040), (2065, 31408), (2114, 30680), (2360, 27482), (2416, 26845), (3020, 21476), (3068, 21140), (3304, 19630), (3640, 17818), (3835, 16912), (3926, 16520), (4130, 15704), (4228, 15340), (4720, 13741), (5285, 12272), (5369, 12080), (6040, 10738), (6136, 10570), (6608, 9815), (7280, 8909), (7670, 8456), (7852, 8260)]