68126220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 221195520

約数和(自身を除く): 153069300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 31, 36, 45, 58, 60, 62, 87, 90, 93, 116, 124, 145, 155, 174, 180, 186, 261, 279, 290, 310, 348, 372, 421, 435, 465, 522, 558, 580, 620, 842, 870, 899, 930, 1044, 1116, 1263, 1305, 1395, 1684, 1740, 1798, 1860, 2105, 2526, 2610, 2697, 2790, 3596, 3789, 4210, 4495, 5052, 5220, 5394, 5580, 6315, 7578, 8091, 8420, 8990, 10788, 12209, 12630, 13051, 13485, 15156, 16182, 17980, 18945, 24418, 25260, 26102, 26970, 32364, 36627, 37890, 39153, 40455, 48836, 52204, 53940, 61045, 65255, 73254, 75780, 78306, 80910, 109881, 117459, 122090, 130510, 146508, 156612, 161820, 183135, 195765, 219762, 234918, 244180, 261020, 366270, 378479, 391530, 439524, 469836, 549405, 587295, 732540, 756958, 783060, 1098810, 1135437, 1174590, 1513916, 1892395, 2197620, 2270874, 2349180, 3406311, 3784790, 4541748, 5677185, 6812622, 7569580, 11354370, 13625244, 17031555, 22708740, 34063110, 68126220]

約数ペア:

[(1, 68126220), (2, 34063110), (3, 22708740), (4, 17031555), (5, 13625244), (6, 11354370), (9, 7569580), (10, 6812622), (12, 5677185), (15, 4541748), (18, 3784790), (20, 3406311), (29, 2349180), (30, 2270874), (31, 2197620), (36, 1892395), (45, 1513916), (58, 1174590), (60, 1135437), (62, 1098810), (87, 783060), (90, 756958), (93, 732540), (116, 587295), (124, 549405), (145, 469836), (155, 439524), (174, 391530), (180, 378479), (186, 366270), (261, 261020), (279, 244180), (290, 234918), (310, 219762), (348, 195765), (372, 183135), (421, 161820), (435, 156612), (465, 146508), (522, 130510), (558, 122090), (580, 117459), (620, 109881), (842, 80910), (870, 78306), (899, 75780), (930, 73254), (1044, 65255), (1116, 61045), (1263, 53940), (1305, 52204), (1395, 48836), (1684, 40455), (1740, 39153), (1798, 37890), (1860, 36627), (2105, 32364), (2526, 26970), (2610, 26102), (2697, 25260), (2790, 24418), (3596, 18945), (3789, 17980), (4210, 16182), (4495, 15156), (5052, 13485), (5220, 13051), (5394, 12630), (5580, 12209), (6315, 10788), (7578, 8990), (8091, 8420)]