156988392520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1\times {\mathrm{2081}}^1$

素因数の和:2527

約数の個数: 128

約数和(自身を含む): 363295342080

約数和(自身を除く): 206306949560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 101, 142, 202, 263, 284, 355, 404, 505, 526, 568, 710, 808, 1010, 1052, 1315, 1420, 2020, 2081, 2104, 2630, 2840, 4040, 4162, 5260, 7171, 8324, 10405, 10520, 14342, 16648, 18673, 20810, 26563, 28684, 35855, 37346, 41620, 53126, 57368, 71710, 74692, 83240, 93365, 106252, 132815, 143420, 147751, 149384, 186730, 210181, 212504, 265630, 286840, 295502, 373460, 420362, 531260, 547303, 591004, 738755, 746920, 840724, 1050905, 1062520, 1094606, 1182008, 1477510, 1681448, 1885973, 2101810, 2189212, 2736515, 2955020, 3771946, 4203620, 4378424, 5473030, 5910040, 7543892, 8407240, 9429865, 10946060, 14922851, 15087784, 18859730, 21892120, 29845702, 37719460, 38858513, 55277603, 59691404, 74614255, 75438920, 77717026, 110555206, 119382808, 149228510, 155434052, 194292565, 221110412, 276388015, 298457020, 310868104, 388585130, 442220824, 552776030, 596914040, 777170260, 1105552060, 1554340520, 2211104120, 3924709813, 7849419626, 15698839252, 19623549065, 31397678504, 39247098130, 78494196260, 156988392520]

約数ペア:

[(1, 156988392520), (2, 78494196260), (4, 39247098130), (5, 31397678504), (8, 19623549065), (10, 15698839252), (20, 7849419626), (40, 3924709813), (71, 2211104120), (101, 1554340520), (142, 1105552060), (202, 777170260), (263, 596914040), (284, 552776030), (355, 442220824), (404, 388585130), (505, 310868104), (526, 298457020), (568, 276388015), (710, 221110412), (808, 194292565), (1010, 155434052), (1052, 149228510), (1315, 119382808), (1420, 110555206), (2020, 77717026), (2081, 75438920), (2104, 74614255), (2630, 59691404), (2840, 55277603), (4040, 38858513), (4162, 37719460), (5260, 29845702), (7171, 21892120), (8324, 18859730), (10405, 15087784), (10520, 14922851), (14342, 10946060), (16648, 9429865), (18673, 8407240), (20810, 7543892), (26563, 5910040), (28684, 5473030), (35855, 4378424), (37346, 4203620), (41620, 3771946), (53126, 2955020), (57368, 2736515), (71710, 2189212), (74692, 2101810), (83240, 1885973), (93365, 1681448), (106252, 1477510), (132815, 1182008), (143420, 1094606), (147751, 1062520), (149384, 1050905), (186730, 840724), (210181, 746920), (212504, 738755), (265630, 591004), (286840, 547303), (295502, 531260), (373460, 420362)]