30872504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 65499840

約数和(自身を除く): 34627336

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 71, 74, 104, 113, 142, 148, 226, 284, 296, 452, 481, 568, 904, 923, 962, 1469, 1846, 1924, 2627, 2938, 3692, 3848, 4181, 5254, 5876, 7384, 8023, 8362, 10508, 11752, 16046, 16724, 21016, 32092, 33448, 34151, 54353, 64184, 68302, 104299, 108706, 136604, 208598, 217412, 273208, 296851, 417196, 434824, 593702, 834392, 1187404, 2374808, 3859063, 7718126, 15436252, 30872504]

約数ペア:

[(1, 30872504), (2, 15436252), (4, 7718126), (8, 3859063), (13, 2374808), (26, 1187404), (37, 834392), (52, 593702), (71, 434824), (74, 417196), (104, 296851), (113, 273208), (142, 217412), (148, 208598), (226, 136604), (284, 108706), (296, 104299), (452, 68302), (481, 64184), (568, 54353), (904, 34151), (923, 33448), (962, 32092), (1469, 21016), (1846, 16724), (1924, 16046), (2627, 11752), (2938, 10508), (3692, 8362), (3848, 8023), (4181, 7384), (5254, 5876)]