66135580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 178375680

約数和(自身を除く): 112240100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 47, 70, 76, 92, 94, 95, 115, 133, 140, 161, 188, 190, 230, 235, 266, 322, 329, 380, 437, 460, 470, 529, 532, 644, 658, 665, 805, 874, 893, 940, 1058, 1081, 1316, 1330, 1610, 1645, 1748, 1786, 2116, 2162, 2185, 2645, 2660, 3059, 3220, 3290, 3572, 3703, 4324, 4370, 4465, 5290, 5405, 6118, 6251, 6580, 7406, 7567, 8740, 8930, 10051, 10580, 10810, 12236, 12502, 14812, 15134, 15295, 17860, 18515, 20102, 20539, 21620, 24863, 25004, 30268, 30590, 31255, 37030, 37835, 40204, 41078, 49726, 50255, 61180, 62510, 70357, 74060, 75670, 82156, 99452, 100510, 102695, 124315, 125020, 140714, 143773, 151340, 174041, 201020, 205390, 248630, 281428, 287546, 348082, 351785, 410780, 472397, 497260, 575092, 696164, 703570, 718865, 870205, 944794, 1407140, 1437730, 1740410, 1889588, 2361985, 2875460, 3306779, 3480820, 4723970, 6613558, 9447940, 13227116, 16533895, 33067790, 66135580]

約数ペア:

[(1, 66135580), (2, 33067790), (4, 16533895), (5, 13227116), (7, 9447940), (10, 6613558), (14, 4723970), (19, 3480820), (20, 3306779), (23, 2875460), (28, 2361985), (35, 1889588), (38, 1740410), (46, 1437730), (47, 1407140), (70, 944794), (76, 870205), (92, 718865), (94, 703570), (95, 696164), (115, 575092), (133, 497260), (140, 472397), (161, 410780), (188, 351785), (190, 348082), (230, 287546), (235, 281428), (266, 248630), (322, 205390), (329, 201020), (380, 174041), (437, 151340), (460, 143773), (470, 140714), (529, 125020), (532, 124315), (644, 102695), (658, 100510), (665, 99452), (805, 82156), (874, 75670), (893, 74060), (940, 70357), (1058, 62510), (1081, 61180), (1316, 50255), (1330, 49726), (1610, 41078), (1645, 40204), (1748, 37835), (1786, 37030), (2116, 31255), (2162, 30590), (2185, 30268), (2645, 25004), (2660, 24863), (3059, 21620), (3220, 20539), (3290, 20102), (3572, 18515), (3703, 17860), (4324, 15295), (4370, 15134), (4465, 14812), (5290, 12502), (5405, 12236), (6118, 10810), (6251, 10580), (6580, 10051), (7406, 8930), (7567, 8740)]