1585778940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{971}}^1$

素因数の和:1240

約数の個数: 144

約数和(自身を含む): 4950481536

約数和(自身を除く): 3364702596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 211, 215, 258, 387, 422, 430, 516, 633, 645, 774, 844, 860, 971, 1055, 1266, 1290, 1548, 1899, 1935, 1942, 2110, 2532, 2580, 2913, 3165, 3798, 3870, 3884, 4220, 4855, 5826, 6330, 7596, 7740, 8739, 9073, 9495, 9710, 11652, 12660, 14565, 17478, 18146, 18990, 19420, 27219, 29130, 34956, 36292, 37980, 41753, 43695, 45365, 54438, 58260, 81657, 83506, 87390, 90730, 108876, 125259, 136095, 163314, 167012, 174780, 181460, 204881, 208765, 250518, 272190, 326628, 375777, 408285, 409762, 417530, 501036, 544380, 614643, 626295, 751554, 816570, 819524, 835060, 1024405, 1229286, 1252590, 1503108, 1633140, 1843929, 1878885, 2048810, 2458572, 2505180, 3073215, 3687858, 3757770, 4097620, 6146430, 7375716, 7515540, 8809883, 9219645, 12292860, 17619766, 18439290, 26429649, 35239532, 36878580, 44049415, 52859298, 79288947, 88098830, 105718596, 132148245, 158577894, 176197660, 264296490, 317155788, 396444735, 528592980, 792889470, 1585778940]

約数ペア:

[(1, 1585778940), (2, 792889470), (3, 528592980), (4, 396444735), (5, 317155788), (6, 264296490), (9, 176197660), (10, 158577894), (12, 132148245), (15, 105718596), (18, 88098830), (20, 79288947), (30, 52859298), (36, 44049415), (43, 36878580), (45, 35239532), (60, 26429649), (86, 18439290), (90, 17619766), (129, 12292860), (172, 9219645), (180, 8809883), (211, 7515540), (215, 7375716), (258, 6146430), (387, 4097620), (422, 3757770), (430, 3687858), (516, 3073215), (633, 2505180), (645, 2458572), (774, 2048810), (844, 1878885), (860, 1843929), (971, 1633140), (1055, 1503108), (1266, 1252590), (1290, 1229286), (1548, 1024405), (1899, 835060), (1935, 819524), (1942, 816570), (2110, 751554), (2532, 626295), (2580, 614643), (2913, 544380), (3165, 501036), (3798, 417530), (3870, 409762), (3884, 408285), (4220, 375777), (4855, 326628), (5826, 272190), (6330, 250518), (7596, 208765), (7740, 204881), (8739, 181460), (9073, 174780), (9495, 167012), (9710, 163314), (11652, 136095), (12660, 125259), (14565, 108876), (17478, 90730), (18146, 87390), (18990, 83506), (19420, 81657), (27219, 58260), (29130, 54438), (34956, 45365), (36292, 43695), (37980, 41753)]