86663920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:183

約数の個数: 160

約数和(自身を含む): 243555840

約数和(自身を除く): 156891920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 59, 61, 70, 80, 86, 112, 118, 122, 140, 172, 215, 236, 244, 280, 295, 301, 305, 344, 413, 427, 430, 472, 488, 560, 590, 602, 610, 688, 826, 854, 860, 944, 976, 1180, 1204, 1220, 1505, 1652, 1708, 1720, 2065, 2135, 2360, 2408, 2440, 2537, 2623, 3010, 3304, 3416, 3440, 3599, 4130, 4270, 4720, 4816, 4880, 5074, 5246, 6020, 6608, 6832, 7198, 8260, 8540, 10148, 10492, 12040, 12685, 13115, 14396, 16520, 17080, 17759, 17995, 18361, 20296, 20984, 24080, 25193, 25370, 26230, 28792, 33040, 34160, 35518, 35990, 36722, 40592, 41968, 50386, 50740, 52460, 57584, 71036, 71980, 73444, 88795, 91805, 100772, 101480, 104920, 125965, 142072, 143960, 146888, 154757, 177590, 183610, 201544, 202960, 209840, 251930, 284144, 287920, 293776, 309514, 355180, 367220, 403088, 503860, 619028, 710360, 734440, 773785, 1007720, 1083299, 1238056, 1420720, 1468880, 1547570, 2015440, 2166598, 2476112, 3095140, 4333196, 5416495, 6190280, 8666392, 10832990, 12380560, 17332784, 21665980, 43331960, 86663920]

約数ペア:

[(1, 86663920), (2, 43331960), (4, 21665980), (5, 17332784), (7, 12380560), (8, 10832990), (10, 8666392), (14, 6190280), (16, 5416495), (20, 4333196), (28, 3095140), (35, 2476112), (40, 2166598), (43, 2015440), (56, 1547570), (59, 1468880), (61, 1420720), (70, 1238056), (80, 1083299), (86, 1007720), (112, 773785), (118, 734440), (122, 710360), (140, 619028), (172, 503860), (215, 403088), (236, 367220), (244, 355180), (280, 309514), (295, 293776), (301, 287920), (305, 284144), (344, 251930), (413, 209840), (427, 202960), (430, 201544), (472, 183610), (488, 177590), (560, 154757), (590, 146888), (602, 143960), (610, 142072), (688, 125965), (826, 104920), (854, 101480), (860, 100772), (944, 91805), (976, 88795), (1180, 73444), (1204, 71980), (1220, 71036), (1505, 57584), (1652, 52460), (1708, 50740), (1720, 50386), (2065, 41968), (2135, 40592), (2360, 36722), (2408, 35990), (2440, 35518), (2537, 34160), (2623, 33040), (3010, 28792), (3304, 26230), (3416, 25370), (3440, 25193), (3599, 24080), (4130, 20984), (4270, 20296), (4720, 18361), (4816, 17995), (4880, 17759), (5074, 17080), (5246, 16520), (6020, 14396), (6608, 13115), (6832, 12685), (7198, 12040), (8260, 10492), (8540, 10148)]