31405024

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 76446720

約数和(自身を除く): 45041696

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 47, 56, 76, 94, 112, 133, 152, 157, 188, 224, 266, 304, 314, 329, 376, 532, 608, 628, 658, 752, 893, 1064, 1099, 1256, 1316, 1504, 1786, 2128, 2198, 2512, 2632, 2983, 3572, 4256, 4396, 5024, 5264, 5966, 6251, 7144, 7379, 8792, 10528, 11932, 12502, 14288, 14758, 17584, 20881, 23864, 25004, 28576, 29516, 35168, 41762, 47728, 50008, 51653, 59032, 83524, 95456, 100016, 103306, 118064, 140201, 167048, 200032, 206612, 236128, 280402, 334096, 413224, 560804, 668192, 826448, 981407, 1121608, 1652896, 1962814, 2243216, 3925628, 4486432, 7851256, 15702512, 31405024]

約数ペア:

[(1, 31405024), (2, 15702512), (4, 7851256), (7, 4486432), (8, 3925628), (14, 2243216), (16, 1962814), (19, 1652896), (28, 1121608), (32, 981407), (38, 826448), (47, 668192), (56, 560804), (76, 413224), (94, 334096), (112, 280402), (133, 236128), (152, 206612), (157, 200032), (188, 167048), (224, 140201), (266, 118064), (304, 103306), (314, 100016), (329, 95456), (376, 83524), (532, 59032), (608, 51653), (628, 50008), (658, 47728), (752, 41762), (893, 35168), (1064, 29516), (1099, 28576), (1256, 25004), (1316, 23864), (1504, 20881), (1786, 17584), (2128, 14758), (2198, 14288), (2512, 12502), (2632, 11932), (2983, 10528), (3572, 8792), (4256, 7379), (4396, 7144), (5024, 6251), (5264, 5966)]