90181320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17477}}^1$

素因数の和:17534

約数の個数: 64

約数和(自身を含む): 276851520

約数和(自身を除く): 186670200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 17477, 34954, 52431, 69908, 87385, 104862, 139816, 174770, 209724, 262155, 349540, 419448, 524310, 699080, 751511, 1048620, 1503022, 2097240, 2254533, 3006044, 3757555, 4509066, 6012088, 7515110, 9018132, 11272665, 15030220, 18036264, 22545330, 30060440, 45090660, 90181320]

約数ペア:

[(1, 90181320), (2, 45090660), (3, 30060440), (4, 22545330), (5, 18036264), (6, 15030220), (8, 11272665), (10, 9018132), (12, 7515110), (15, 6012088), (20, 4509066), (24, 3757555), (30, 3006044), (40, 2254533), (43, 2097240), (60, 1503022), (86, 1048620), (120, 751511), (129, 699080), (172, 524310), (215, 419448), (258, 349540), (344, 262155), (430, 209724), (516, 174770), (645, 139816), (860, 104862), (1032, 87385), (1290, 69908), (1720, 52431), (2580, 34954), (5160, 17477)]