30904920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{85847}}^1$

素因数の和:85864

約数の個数: 48

約数和(自身を含む): 100442160

約数和(自身を除く): 69537240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 85847, 171694, 257541, 343388, 429235, 515082, 686776, 772623, 858470, 1030164, 1287705, 1545246, 1716940, 2060328, 2575410, 3090492, 3433880, 3863115, 5150820, 6180984, 7726230, 10301640, 15452460, 30904920]

約数ペア:

[(1, 30904920), (2, 15452460), (3, 10301640), (4, 7726230), (5, 6180984), (6, 5150820), (8, 3863115), (9, 3433880), (10, 3090492), (12, 2575410), (15, 2060328), (18, 1716940), (20, 1545246), (24, 1287705), (30, 1030164), (36, 858470), (40, 772623), (45, 686776), (60, 515082), (72, 429235), (90, 343388), (120, 257541), (180, 171694), (360, 85847)]