66257520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39439}}^1$

素因数の和:39462

約数の個数: 80

約数和(自身を含む): 234746880

約数和(自身を除く): 168489360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 39439, 78878, 118317, 157756, 197195, 236634, 276073, 315512, 394390, 473268, 552146, 591585, 631024, 788780, 828219, 946536, 1104292, 1183170, 1380365, 1577560, 1656438, 1893072, 2208584, 2366340, 2760730, 3155120, 3312876, 4141095, 4417168, 4732680, 5521460, 6625752, 8282190, 9465360, 11042920, 13251504, 16564380, 22085840, 33128760, 66257520]

約数ペア:

[(1, 66257520), (2, 33128760), (3, 22085840), (4, 16564380), (5, 13251504), (6, 11042920), (7, 9465360), (8, 8282190), (10, 6625752), (12, 5521460), (14, 4732680), (15, 4417168), (16, 4141095), (20, 3312876), (21, 3155120), (24, 2760730), (28, 2366340), (30, 2208584), (35, 1893072), (40, 1656438), (42, 1577560), (48, 1380365), (56, 1183170), (60, 1104292), (70, 946536), (80, 828219), (84, 788780), (105, 631024), (112, 591585), (120, 552146), (140, 473268), (168, 394390), (210, 315512), (240, 276073), (280, 236634), (336, 197195), (420, 157756), (560, 118317), (840, 78878), (1680, 39439)]