27889560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{77471}}^1$

素因数の和:77488

約数の個数: 48

約数和(自身を含む): 90642240

約数和(自身を除く): 62752680

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, 77471, 154942, 232413, 309884, 387355, 464826, 619768, 697239, 774710, 929652, 1162065, 1394478, 1549420, 1859304, 2324130, 2788956, 3098840, 3486195, 4648260, 5577912, 6972390, 9296520, 13944780, 27889560]

約数ペア:

[(1, 27889560), (2, 13944780), (3, 9296520), (4, 6972390), (5, 5577912), (6, 4648260), (8, 3486195), (9, 3098840), (10, 2788956), (12, 2324130), (15, 1859304), (18, 1549420), (20, 1394478), (24, 1162065), (30, 929652), (36, 774710), (40, 697239), (45, 619768), (60, 464826), (72, 387355), (90, 309884), (120, 232413), (180, 154942), (360, 77471)]