28721345904

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{4481}}^1$

素因数の和:4936

約数の個数: 160

約数和(自身を含む): 84899119680

約数和(自身を除く): 56177773776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 108, 111, 144, 148, 216, 222, 296, 333, 401, 432, 444, 592, 666, 802, 888, 999, 1203, 1332, 1604, 1776, 1998, 2406, 2664, 3208, 3609, 3996, 4481, 4812, 5328, 6416, 7218, 7992, 8962, 9624, 10827, 13443, 14436, 14837, 15984, 17924, 19248, 21654, 26886, 28872, 29674, 35848, 40329, 43308, 44511, 53772, 57744, 59348, 71696, 80658, 86616, 89022, 107544, 118696, 120987, 133533, 161316, 165797, 173232, 178044, 215088, 237392, 241974, 267066, 322632, 331594, 356088, 400599, 483948, 497391, 534132, 645264, 663188, 712176, 801198, 967896, 994782, 1068264, 1326376, 1492173, 1602396, 1796881, 1935792, 1989564, 2136528, 2652752, 2984346, 3204792, 3593762, 3979128, 4476519, 5390643, 5968692, 6409584, 7187524, 7958256, 8953038, 10781286, 11937384, 14375048, 16171929, 17906076, 21562572, 23874768, 28750096, 32343858, 35812152, 43125144, 48515787, 64687716, 66484597, 71624304, 86250288, 97031574, 129375432, 132969194, 194063148, 199453791, 258750864, 265938388, 388126296, 398907582, 531876776, 598361373, 776252592, 797815164, 1063753552, 1196722746, 1595630328, 1795084119, 2393445492, 3191260656, 3590168238, 4786890984, 7180336476, 9573781968, 14360672952, 28721345904]

約数ペア:

[(1, 28721345904), (2, 14360672952), (3, 9573781968), (4, 7180336476), (6, 4786890984), (8, 3590168238), (9, 3191260656), (12, 2393445492), (16, 1795084119), (18, 1595630328), (24, 1196722746), (27, 1063753552), (36, 797815164), (37, 776252592), (48, 598361373), (54, 531876776), (72, 398907582), (74, 388126296), (108, 265938388), (111, 258750864), (144, 199453791), (148, 194063148), (216, 132969194), (222, 129375432), (296, 97031574), (333, 86250288), (401, 71624304), (432, 66484597), (444, 64687716), (592, 48515787), (666, 43125144), (802, 35812152), (888, 32343858), (999, 28750096), (1203, 23874768), (1332, 21562572), (1604, 17906076), (1776, 16171929), (1998, 14375048), (2406, 11937384), (2664, 10781286), (3208, 8953038), (3609, 7958256), (3996, 7187524), (4481, 6409584), (4812, 5968692), (5328, 5390643), (6416, 4476519), (7218, 3979128), (7992, 3593762), (8962, 3204792), (9624, 2984346), (10827, 2652752), (13443, 2136528), (14436, 1989564), (14837, 1935792), (15984, 1796881), (17924, 1602396), (19248, 1492173), (21654, 1326376), (26886, 1068264), (28872, 994782), (29674, 967896), (35848, 801198), (40329, 712176), (43308, 663188), (44511, 645264), (53772, 534132), (57744, 497391), (59348, 483948), (71696, 400599), (80658, 356088), (86616, 331594), (89022, 322632), (107544, 267066), (118696, 241974), (120987, 237392), (133533, 215088), (161316, 178044), (165797, 173232)]