207320787740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3187}}^1\times {\mathrm{26881}}^1$

素因数の和:30099

約数の個数: 72

約数和(自身を含む): 478719172176

約数和(自身を除く): 271398384436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 3187, 6374, 12748, 15935, 26881, 31870, 35057, 53762, 63740, 70114, 107524, 134405, 140228, 175285, 268810, 295691, 350570, 385627, 537620, 591382, 701140, 771254, 1182764, 1478455, 1542508, 1928135, 2956910, 3252601, 3856270, 5913820, 6505202, 7712540, 13010404, 16263005, 32526010, 65052020, 85669747, 171339494, 342678988, 428348735, 856697470, 942367217, 1713394940, 1884734434, 3769468868, 4711836085, 9423672170, 10366039387, 18847344340, 20732078774, 41464157548, 51830196935, 103660393870, 207320787740]

約数ペア:

[(1, 207320787740), (2, 103660393870), (4, 51830196935), (5, 41464157548), (10, 20732078774), (11, 18847344340), (20, 10366039387), (22, 9423672170), (44, 4711836085), (55, 3769468868), (110, 1884734434), (121, 1713394940), (220, 942367217), (242, 856697470), (484, 428348735), (605, 342678988), (1210, 171339494), (2420, 85669747), (3187, 65052020), (6374, 32526010), (12748, 16263005), (15935, 13010404), (26881, 7712540), (31870, 6505202), (35057, 5913820), (53762, 3856270), (63740, 3252601), (70114, 2956910), (107524, 1928135), (134405, 1542508), (140228, 1478455), (175285, 1182764), (268810, 771254), (295691, 701140), (350570, 591382), (385627, 537620)]