140416724

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 298509120

約数和(自身を除く): 158092396

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 67, 89, 116, 134, 178, 203, 268, 356, 406, 469, 623, 812, 841, 938, 1246, 1682, 1876, 1943, 2492, 2581, 3364, 3886, 5162, 5887, 5963, 7772, 10324, 11774, 11926, 13601, 18067, 23548, 23852, 27202, 36134, 41741, 54404, 56347, 72268, 74849, 83482, 112694, 149698, 166964, 172927, 225388, 299396, 345854, 394429, 523943, 691708, 788858, 1047886, 1210489, 1577716, 2095772, 2420978, 4841956, 5014883, 10029766, 20059532, 35104181, 70208362, 140416724]

約数ペア:

[(1, 140416724), (2, 70208362), (4, 35104181), (7, 20059532), (14, 10029766), (28, 5014883), (29, 4841956), (58, 2420978), (67, 2095772), (89, 1577716), (116, 1210489), (134, 1047886), (178, 788858), (203, 691708), (268, 523943), (356, 394429), (406, 345854), (469, 299396), (623, 225388), (812, 172927), (841, 166964), (938, 149698), (1246, 112694), (1682, 83482), (1876, 74849), (1943, 72268), (2492, 56347), (2581, 54404), (3364, 41741), (3886, 36134), (5162, 27202), (5887, 23852), (5963, 23548), (7772, 18067), (10324, 13601), (11774, 11926)]