121579740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1327}}^1$

素因数の和:1851

約数の個数: 72

約数和(自身を含む): 369794880

約数和(自身を除く): 248215140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 509, 1018, 1327, 1527, 2036, 2545, 2654, 3054, 3981, 4581, 5090, 5308, 6108, 6635, 7635, 7962, 9162, 10180, 11943, 13270, 15270, 15924, 18324, 19905, 22905, 23886, 26540, 30540, 39810, 45810, 47772, 59715, 79620, 91620, 119430, 238860, 675443, 1350886, 2026329, 2701772, 3377215, 4052658, 6078987, 6754430, 8105316, 10131645, 12157974, 13508860, 20263290, 24315948, 30394935, 40526580, 60789870, 121579740]

約数ペア:

[(1, 121579740), (2, 60789870), (3, 40526580), (4, 30394935), (5, 24315948), (6, 20263290), (9, 13508860), (10, 12157974), (12, 10131645), (15, 8105316), (18, 6754430), (20, 6078987), (30, 4052658), (36, 3377215), (45, 2701772), (60, 2026329), (90, 1350886), (180, 675443), (509, 238860), (1018, 119430), (1327, 91620), (1527, 79620), (2036, 59715), (2545, 47772), (2654, 45810), (3054, 39810), (3981, 30540), (4581, 26540), (5090, 23886), (5308, 22905), (6108, 19905), (6635, 18324), (7635, 15924), (7962, 15270), (9162, 13270), (10180, 11943)]