291229740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1617943}}^1$

素因数の和:1617958

約数の個数: 36

約数和(自身を含む): 883397424

約数和(自身を除く): 592167684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1617943, 3235886, 4853829, 6471772, 8089715, 9707658, 14561487, 16179430, 19415316, 24269145, 29122974, 32358860, 48538290, 58245948, 72807435, 97076580, 145614870, 291229740]

約数ペア:

[(1, 291229740), (2, 145614870), (3, 97076580), (4, 72807435), (5, 58245948), (6, 48538290), (9, 32358860), (10, 29122974), (12, 24269145), (15, 19415316), (18, 16179430), (20, 14561487), (30, 9707658), (36, 8089715), (45, 6471772), (60, 4853829), (90, 3235886), (180, 1617943)]