40338816

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 125664000

約数和(自身を除く): 85325184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 56, 64, 84, 86, 96, 112, 128, 129, 168, 172, 192, 224, 258, 301, 336, 344, 349, 384, 448, 516, 602, 672, 688, 698, 896, 903, 1032, 1047, 1204, 1344, 1376, 1396, 1806, 2064, 2094, 2408, 2443, 2688, 2752, 2792, 3612, 4128, 4188, 4816, 4886, 5504, 5584, 7224, 7329, 8256, 8376, 9632, 9772, 11168, 14448, 14658, 15007, 16512, 16752, 19264, 19544, 22336, 28896, 29316, 30014, 33504, 38528, 39088, 44672, 45021, 57792, 58632, 60028, 67008, 78176, 90042, 105049, 115584, 117264, 120056, 134016, 156352, 180084, 210098, 234528, 240112, 312704, 315147, 360168, 420196, 469056, 480224, 630294, 720336, 840392, 938112, 960448, 1260588, 1440672, 1680784, 1920896, 2521176, 2881344, 3361568, 5042352, 5762688, 6723136, 10084704, 13446272, 20169408, 40338816]

約数ペア:

[(1, 40338816), (2, 20169408), (3, 13446272), (4, 10084704), (6, 6723136), (7, 5762688), (8, 5042352), (12, 3361568), (14, 2881344), (16, 2521176), (21, 1920896), (24, 1680784), (28, 1440672), (32, 1260588), (42, 960448), (43, 938112), (48, 840392), (56, 720336), (64, 630294), (84, 480224), (86, 469056), (96, 420196), (112, 360168), (128, 315147), (129, 312704), (168, 240112), (172, 234528), (192, 210098), (224, 180084), (258, 156352), (301, 134016), (336, 120056), (344, 117264), (349, 115584), (384, 105049), (448, 90042), (516, 78176), (602, 67008), (672, 60028), (688, 58632), (698, 57792), (896, 45021), (903, 44672), (1032, 39088), (1047, 38528), (1204, 33504), (1344, 30014), (1376, 29316), (1396, 28896), (1806, 22336), (2064, 19544), (2094, 19264), (2408, 16752), (2443, 16512), (2688, 15007), (2752, 14658), (2792, 14448), (3612, 11168), (4128, 9772), (4188, 9632), (4816, 8376), (4886, 8256), (5504, 7329), (5584, 7224)]