30721284

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3373}}^1$

素因数の和:3417

約数の個数: 72

約数和(自身を含む): 88425792

約数和(自身を除く): 57704508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 198, 207, 253, 276, 396, 414, 506, 759, 828, 1012, 1518, 2277, 3036, 3373, 4554, 6746, 9108, 10119, 13492, 20238, 30357, 37103, 40476, 60714, 74206, 77579, 111309, 121428, 148412, 155158, 222618, 232737, 310316, 333927, 445236, 465474, 667854, 698211, 853369, 930948, 1335708, 1396422, 1706738, 2560107, 2792844, 3413476, 5120214, 7680321, 10240428, 15360642, 30721284]

約数ペア:

[(1, 30721284), (2, 15360642), (3, 10240428), (4, 7680321), (6, 5120214), (9, 3413476), (11, 2792844), (12, 2560107), (18, 1706738), (22, 1396422), (23, 1335708), (33, 930948), (36, 853369), (44, 698211), (46, 667854), (66, 465474), (69, 445236), (92, 333927), (99, 310316), (132, 232737), (138, 222618), (198, 155158), (207, 148412), (253, 121428), (276, 111309), (396, 77579), (414, 74206), (506, 60714), (759, 40476), (828, 37103), (1012, 30357), (1518, 20238), (2277, 13492), (3036, 10119), (3373, 9108), (4554, 6746)]