256877244

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 751252320

約数和(自身を除く): 494375076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 29, 36, 39, 52, 54, 58, 78, 81, 87, 108, 116, 117, 156, 162, 174, 234, 243, 261, 324, 348, 351, 377, 468, 486, 522, 701, 702, 754, 783, 972, 1044, 1053, 1131, 1402, 1404, 1508, 1566, 2103, 2106, 2262, 2349, 2804, 3132, 3159, 3393, 4206, 4212, 4524, 4698, 6309, 6318, 6786, 7047, 8412, 9113, 9396, 10179, 12618, 12636, 13572, 14094, 18226, 18927, 20329, 20358, 25236, 27339, 28188, 30537, 36452, 37854, 40658, 40716, 54678, 56781, 60987, 61074, 75708, 81316, 82017, 91611, 109356, 113562, 121974, 122148, 164034, 170343, 182961, 183222, 227124, 243948, 246051, 264277, 328068, 340686, 365922, 366444, 492102, 528554, 548883, 681372, 731844, 738153, 792831, 984204, 1057108, 1097766, 1476306, 1585662, 1646649, 2195532, 2214459, 2378493, 2952612, 3171324, 3293298, 4428918, 4756986, 4939947, 6586596, 7135479, 8857836, 9513972, 9879894, 14270958, 19759788, 21406437, 28541916, 42812874, 64219311, 85625748, 128438622, 256877244]

約数ペア:

[(1, 256877244), (2, 128438622), (3, 85625748), (4, 64219311), (6, 42812874), (9, 28541916), (12, 21406437), (13, 19759788), (18, 14270958), (26, 9879894), (27, 9513972), (29, 8857836), (36, 7135479), (39, 6586596), (52, 4939947), (54, 4756986), (58, 4428918), (78, 3293298), (81, 3171324), (87, 2952612), (108, 2378493), (116, 2214459), (117, 2195532), (156, 1646649), (162, 1585662), (174, 1476306), (234, 1097766), (243, 1057108), (261, 984204), (324, 792831), (348, 738153), (351, 731844), (377, 681372), (468, 548883), (486, 528554), (522, 492102), (701, 366444), (702, 365922), (754, 340686), (783, 328068), (972, 264277), (1044, 246051), (1053, 243948), (1131, 227124), (1402, 183222), (1404, 182961), (1508, 170343), (1566, 164034), (2103, 122148), (2106, 121974), (2262, 113562), (2349, 109356), (2804, 91611), (3132, 82017), (3159, 81316), (3393, 75708), (4206, 61074), (4212, 60987), (4524, 56781), (4698, 54678), (6309, 40716), (6318, 40658), (6786, 37854), (7047, 36452), (8412, 30537), (9113, 28188), (9396, 27339), (10179, 25236), (12618, 20358), (12636, 20329), (13572, 18927), (14094, 18226)]