7128720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{9901}}^1$

素因数の和:9920

約数の個数: 60

約数和(自身を含む): 23943036

約数和(自身を除く): 16814316

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 9901, 19802, 29703, 39604, 49505, 59406, 79208, 89109, 99010, 118812, 148515, 158416, 178218, 198020, 237624, 297030, 356436, 396040, 445545, 475248, 594060, 712872, 792080, 891090, 1188120, 1425744, 1782180, 2376240, 3564360, 7128720]

約数ペア:

[(1, 7128720), (2, 3564360), (3, 2376240), (4, 1782180), (5, 1425744), (6, 1188120), (8, 891090), (9, 792080), (10, 712872), (12, 594060), (15, 475248), (16, 445545), (18, 396040), (20, 356436), (24, 297030), (30, 237624), (36, 198020), (40, 178218), (45, 158416), (48, 148515), (60, 118812), (72, 99010), (80, 89109), (90, 79208), (120, 59406), (144, 49505), (180, 39604), (240, 29703), (360, 19802), (720, 9901)]