68865810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 194161536

約数和(自身を除く): 125295726

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 47, 51, 65, 78, 85, 94, 102, 130, 141, 169, 170, 195, 221, 235, 255, 282, 289, 338, 390, 442, 470, 507, 510, 578, 611, 663, 705, 799, 845, 867, 1014, 1105, 1222, 1326, 1410, 1445, 1598, 1690, 1734, 1833, 2210, 2397, 2535, 2873, 2890, 3055, 3315, 3666, 3757, 3995, 4335, 4794, 5070, 5746, 6110, 6630, 7514, 7943, 7990, 8619, 8670, 9165, 10387, 11271, 11985, 13583, 14365, 15886, 17238, 18330, 18785, 20774, 22542, 23829, 23970, 27166, 28730, 31161, 37570, 39715, 40749, 43095, 47658, 48841, 51935, 56355, 62322, 67915, 79430, 81498, 86190, 97682, 103870, 112710, 119145, 135031, 135830, 146523, 155805, 176579, 203745, 238290, 244205, 270062, 293046, 311610, 353158, 405093, 407490, 488410, 529737, 675155, 732615, 810186, 882895, 1059474, 1350310, 1465230, 1765790, 2025465, 2295527, 2648685, 4050930, 4591054, 5297370, 6886581, 11477635, 13773162, 22955270, 34432905, 68865810]

約数ペア:

[(1, 68865810), (2, 34432905), (3, 22955270), (5, 13773162), (6, 11477635), (10, 6886581), (13, 5297370), (15, 4591054), (17, 4050930), (26, 2648685), (30, 2295527), (34, 2025465), (39, 1765790), (47, 1465230), (51, 1350310), (65, 1059474), (78, 882895), (85, 810186), (94, 732615), (102, 675155), (130, 529737), (141, 488410), (169, 407490), (170, 405093), (195, 353158), (221, 311610), (235, 293046), (255, 270062), (282, 244205), (289, 238290), (338, 203745), (390, 176579), (442, 155805), (470, 146523), (507, 135830), (510, 135031), (578, 119145), (611, 112710), (663, 103870), (705, 97682), (799, 86190), (845, 81498), (867, 79430), (1014, 67915), (1105, 62322), (1222, 56355), (1326, 51935), (1410, 48841), (1445, 47658), (1598, 43095), (1690, 40749), (1734, 39715), (1833, 37570), (2210, 31161), (2397, 28730), (2535, 27166), (2873, 23970), (2890, 23829), (3055, 22542), (3315, 20774), (3666, 18785), (3757, 18330), (3995, 17238), (4335, 15886), (4794, 14365), (5070, 13583), (5746, 11985), (6110, 11271), (6630, 10387), (7514, 9165), (7943, 8670), (7990, 8619)]