138943440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{192977}}^1$

素因数の和:192996

約数の個数: 60

約数和(自身を含む): 466620804

約数和(自身を除く): 327677364

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, 192977, 385954, 578931, 771908, 964885, 1157862, 1543816, 1736793, 1929770, 2315724, 2894655, 3087632, 3473586, 3859540, 4631448, 5789310, 6947172, 7719080, 8683965, 9262896, 11578620, 13894344, 15438160, 17367930, 23157240, 27788688, 34735860, 46314480, 69471720, 138943440]

約数ペア:

[(1, 138943440), (2, 69471720), (3, 46314480), (4, 34735860), (5, 27788688), (6, 23157240), (8, 17367930), (9, 15438160), (10, 13894344), (12, 11578620), (15, 9262896), (16, 8683965), (18, 7719080), (20, 6947172), (24, 5789310), (30, 4631448), (36, 3859540), (40, 3473586), (45, 3087632), (48, 2894655), (60, 2315724), (72, 1929770), (80, 1736793), (90, 1543816), (120, 1157862), (144, 964885), (180, 771908), (240, 578931), (360, 385954), (720, 192977)]