40481568

素因数分解:

$2^5\times 3^2\times {\mathrm{367}}^1\times {\mathrm{383}}^1$

素因数の和:766

約数の個数: 72

約数和(自身を含む): 115734528

約数和(自身を除く): 75252960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 367, 383, 734, 766, 1101, 1149, 1468, 1532, 2202, 2298, 2936, 3064, 3303, 3447, 4404, 4596, 5872, 6128, 6606, 6894, 8808, 9192, 11744, 12256, 13212, 13788, 17616, 18384, 26424, 27576, 35232, 36768, 52848, 55152, 105696, 110304, 140561, 281122, 421683, 562244, 843366, 1124488, 1265049, 1686732, 2248976, 2530098, 3373464, 4497952, 5060196, 6746928, 10120392, 13493856, 20240784, 40481568]

約数ペア:

[(1, 40481568), (2, 20240784), (3, 13493856), (4, 10120392), (6, 6746928), (8, 5060196), (9, 4497952), (12, 3373464), (16, 2530098), (18, 2248976), (24, 1686732), (32, 1265049), (36, 1124488), (48, 843366), (72, 562244), (96, 421683), (144, 281122), (288, 140561), (367, 110304), (383, 105696), (734, 55152), (766, 52848), (1101, 36768), (1149, 35232), (1468, 27576), (1532, 26424), (2202, 18384), (2298, 17616), (2936, 13788), (3064, 13212), (3303, 12256), (3447, 11744), (4404, 9192), (4596, 8808), (5872, 6894), (6128, 6606)]