128199060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64747}}^1$

素因数の和:64773

約数の個数: 72

約数和(自身を含む): 424228896

約数和(自身を除く): 296029836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 64747, 129494, 194241, 258988, 323735, 388482, 582723, 647470, 712217, 776964, 971205, 1165446, 1294940, 1424434, 1942410, 2136651, 2330892, 2848868, 2913615, 3561085, 3884820, 4273302, 5827230, 6409953, 7122170, 8546604, 10683255, 11654460, 12819906, 14244340, 21366510, 25639812, 32049765, 42733020, 64099530, 128199060]

約数ペア:

[(1, 128199060), (2, 64099530), (3, 42733020), (4, 32049765), (5, 25639812), (6, 21366510), (9, 14244340), (10, 12819906), (11, 11654460), (12, 10683255), (15, 8546604), (18, 7122170), (20, 6409953), (22, 5827230), (30, 4273302), (33, 3884820), (36, 3561085), (44, 2913615), (45, 2848868), (55, 2330892), (60, 2136651), (66, 1942410), (90, 1424434), (99, 1294940), (110, 1165446), (132, 971205), (165, 776964), (180, 712217), (198, 647470), (220, 582723), (330, 388482), (396, 323735), (495, 258988), (660, 194241), (990, 129494), (1980, 64747)]