40167648

素因数分解:

$2^5\times 3^2\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:888

約数の個数: 72

約数和(自身を含む): 114941736

約数和(自身を除く): 74774088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 211, 288, 422, 633, 661, 844, 1266, 1322, 1688, 1899, 1983, 2532, 2644, 3376, 3798, 3966, 5064, 5288, 5949, 6752, 7596, 7932, 10128, 10576, 11898, 15192, 15864, 20256, 21152, 23796, 30384, 31728, 47592, 60768, 63456, 95184, 139471, 190368, 278942, 418413, 557884, 836826, 1115768, 1255239, 1673652, 2231536, 2510478, 3347304, 4463072, 5020956, 6694608, 10041912, 13389216, 20083824, 40167648]

約数ペア:

[(1, 40167648), (2, 20083824), (3, 13389216), (4, 10041912), (6, 6694608), (8, 5020956), (9, 4463072), (12, 3347304), (16, 2510478), (18, 2231536), (24, 1673652), (32, 1255239), (36, 1115768), (48, 836826), (72, 557884), (96, 418413), (144, 278942), (211, 190368), (288, 139471), (422, 95184), (633, 63456), (661, 60768), (844, 47592), (1266, 31728), (1322, 30384), (1688, 23796), (1899, 21152), (1983, 20256), (2532, 15864), (2644, 15192), (3376, 11898), (3798, 10576), (3966, 10128), (5064, 7932), (5288, 7596), (5949, 6752)]