8712784520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{877}}^1$

素因数の和:1303

約数の個数: 128

約数和(自身を含む): 21794348160

約数和(自身を除く): 13081563640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 337, 440, 536, 670, 674, 737, 877, 1340, 1348, 1474, 1685, 1754, 2680, 2696, 2948, 3370, 3508, 3685, 3707, 4385, 5896, 6740, 7016, 7370, 7414, 8770, 9647, 13480, 14740, 14828, 17540, 18535, 19294, 22579, 29480, 29656, 35080, 37070, 38588, 45158, 48235, 58759, 74140, 77176, 90316, 96470, 112895, 117518, 148280, 180632, 192940, 225790, 235036, 248369, 293795, 295549, 385880, 451580, 470072, 496738, 587590, 591098, 646349, 903160, 993476, 1175180, 1182196, 1241845, 1292698, 1477745, 1986952, 2350360, 2364392, 2483690, 2585396, 2955490, 3231745, 3251039, 4967380, 5170792, 5910980, 6463490, 6502078, 9934760, 11821960, 12926980, 13004156, 16255195, 19801783, 25853960, 26008312, 32510390, 39603566, 65020780, 79207132, 99008915, 130041560, 158414264, 198017830, 217819613, 396035660, 435639226, 792071320, 871278452, 1089098065, 1742556904, 2178196130, 4356392260, 8712784520]

約数ペア:

[(1, 8712784520), (2, 4356392260), (4, 2178196130), (5, 1742556904), (8, 1089098065), (10, 871278452), (11, 792071320), (20, 435639226), (22, 396035660), (40, 217819613), (44, 198017830), (55, 158414264), (67, 130041560), (88, 99008915), (110, 79207132), (134, 65020780), (220, 39603566), (268, 32510390), (335, 26008312), (337, 25853960), (440, 19801783), (536, 16255195), (670, 13004156), (674, 12926980), (737, 11821960), (877, 9934760), (1340, 6502078), (1348, 6463490), (1474, 5910980), (1685, 5170792), (1754, 4967380), (2680, 3251039), (2696, 3231745), (2948, 2955490), (3370, 2585396), (3508, 2483690), (3685, 2364392), (3707, 2350360), (4385, 1986952), (5896, 1477745), (6740, 1292698), (7016, 1241845), (7370, 1182196), (7414, 1175180), (8770, 993476), (9647, 903160), (13480, 646349), (14740, 591098), (14828, 587590), (17540, 496738), (18535, 470072), (19294, 451580), (22579, 385880), (29480, 295549), (29656, 293795), (35080, 248369), (37070, 235036), (38588, 225790), (45158, 192940), (48235, 180632), (58759, 148280), (74140, 117518), (77176, 112895), (90316, 96470)]