218871792

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{79997}}^1$

素因数の和:80030

約数の個数: 60

約数和(自身を含む): 644783880

約数和(自身を除く): 425912088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 79997, 159994, 239991, 319988, 479982, 639976, 719973, 959964, 1279952, 1439946, 1519943, 1919928, 2879892, 3039886, 3839856, 4559829, 5759784, 6079772, 9119658, 11519568, 12159544, 13679487, 18239316, 24319088, 27358974, 36478632, 54717948, 72957264, 109435896, 218871792]

約数ペア:

[(1, 218871792), (2, 109435896), (3, 72957264), (4, 54717948), (6, 36478632), (8, 27358974), (9, 24319088), (12, 18239316), (16, 13679487), (18, 12159544), (19, 11519568), (24, 9119658), (36, 6079772), (38, 5759784), (48, 4559829), (57, 3839856), (72, 3039886), (76, 2879892), (114, 1919928), (144, 1519943), (152, 1439946), (171, 1279952), (228, 959964), (304, 719973), (342, 639976), (456, 479982), (684, 319988), (912, 239991), (1368, 159994), (2736, 79997)]