305872080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2957}}^1$

素因数の和:3404

約数の個数: 80

約数和(自身を含む): 950724864

約数和(自身を除く): 644852784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 862, 1293, 1724, 2155, 2586, 2957, 3448, 4310, 5172, 5914, 6465, 6896, 8620, 8871, 10344, 11828, 12930, 14785, 17240, 17742, 20688, 23656, 25860, 29570, 34480, 35484, 44355, 47312, 51720, 59140, 70968, 88710, 103440, 118280, 141936, 177420, 236560, 354840, 709680, 1274467, 2548934, 3823401, 5097868, 6372335, 7646802, 10195736, 12744670, 15293604, 19117005, 20391472, 25489340, 30587208, 38234010, 50978680, 61174416, 76468020, 101957360, 152936040, 305872080]

約数ペア:

[(1, 305872080), (2, 152936040), (3, 101957360), (4, 76468020), (5, 61174416), (6, 50978680), (8, 38234010), (10, 30587208), (12, 25489340), (15, 20391472), (16, 19117005), (20, 15293604), (24, 12744670), (30, 10195736), (40, 7646802), (48, 6372335), (60, 5097868), (80, 3823401), (120, 2548934), (240, 1274467), (431, 709680), (862, 354840), (1293, 236560), (1724, 177420), (2155, 141936), (2586, 118280), (2957, 103440), (3448, 88710), (4310, 70968), (5172, 59140), (5914, 51720), (6465, 47312), (6896, 44355), (8620, 35484), (8871, 34480), (10344, 29570), (11828, 25860), (12930, 23656), (14785, 20688), (17240, 17742)]