1381940692720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{487}}^1\times {\mathrm{723893}}^1$

素因数の和:724407

約数の個数: 120

約数和(自身を含む): 3745265403744

約数和(自身を除く): 2363324711024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 487, 490, 560, 784, 974, 980, 1948, 1960, 2435, 3409, 3896, 3920, 4870, 6818, 7792, 9740, 13636, 17045, 19480, 23863, 27272, 34090, 38960, 47726, 54544, 68180, 95452, 119315, 136360, 190904, 238630, 272720, 381808, 477260, 723893, 954520, 1447786, 1909040, 2895572, 3619465, 5067251, 5791144, 7238930, 10134502, 11582288, 14477860, 20269004, 25336255, 28955720, 35470757, 40538008, 50672510, 57911440, 70941514, 81076016, 101345020, 141883028, 177353785, 202690040, 283766056, 352535891, 354707570, 405380080, 567532112, 705071782, 709415140, 1410143564, 1418830280, 1762679455, 2467751237, 2820287128, 2837660560, 3525358910, 4935502474, 5640574256, 7050717820, 9871004948, 12338756185, 14101435640, 17274258659, 19742009896, 24677512370, 28202871280, 34548517318, 39484019792, 49355024740, 69097034636, 86371293295, 98710049480, 138194069272, 172742586590, 197420098960, 276388138544, 345485173180, 690970346360, 1381940692720]

約数ペア:

[(1, 1381940692720), (2, 690970346360), (4, 345485173180), (5, 276388138544), (7, 197420098960), (8, 172742586590), (10, 138194069272), (14, 98710049480), (16, 86371293295), (20, 69097034636), (28, 49355024740), (35, 39484019792), (40, 34548517318), (49, 28202871280), (56, 24677512370), (70, 19742009896), (80, 17274258659), (98, 14101435640), (112, 12338756185), (140, 9871004948), (196, 7050717820), (245, 5640574256), (280, 4935502474), (392, 3525358910), (487, 2837660560), (490, 2820287128), (560, 2467751237), (784, 1762679455), (974, 1418830280), (980, 1410143564), (1948, 709415140), (1960, 705071782), (2435, 567532112), (3409, 405380080), (3896, 354707570), (3920, 352535891), (4870, 283766056), (6818, 202690040), (7792, 177353785), (9740, 141883028), (13636, 101345020), (17045, 81076016), (19480, 70941514), (23863, 57911440), (27272, 50672510), (34090, 40538008), (38960, 35470757), (47726, 28955720), (54544, 25336255), (68180, 20269004), (95452, 14477860), (119315, 11582288), (136360, 10134502), (190904, 7238930), (238630, 5791144), (272720, 5067251), (381808, 3619465), (477260, 2895572), (723893, 1909040), (954520, 1447786)]