390952440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{361993}}^1$

素因数の和:362013

約数の個数: 64

約数和(自身を含む): 1303178400

約数和(自身を除く): 912225960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 361993, 723986, 1085979, 1447972, 1809965, 2171958, 2895944, 3257937, 3619930, 4343916, 5429895, 6515874, 7239860, 8687832, 9773811, 10859790, 13031748, 14479720, 16289685, 19547622, 21719580, 26063496, 32579370, 39095244, 43439160, 48869055, 65158740, 78190488, 97738110, 130317480, 195476220, 390952440]

約数ペア:

[(1, 390952440), (2, 195476220), (3, 130317480), (4, 97738110), (5, 78190488), (6, 65158740), (8, 48869055), (9, 43439160), (10, 39095244), (12, 32579370), (15, 26063496), (18, 21719580), (20, 19547622), (24, 16289685), (27, 14479720), (30, 13031748), (36, 10859790), (40, 9773811), (45, 8687832), (54, 7239860), (60, 6515874), (72, 5429895), (90, 4343916), (108, 3619930), (120, 3257937), (135, 2895944), (180, 2171958), (216, 1809965), (270, 1447972), (360, 1085979), (540, 723986), (1080, 361993)]