30520620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13043}}^1$

素因数の和:13071

約数の個数: 72

約数和(自身を含む): 99708336

約数和(自身を除く): 69187716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 13043, 26086, 39129, 52172, 65215, 78258, 117387, 130430, 156516, 169559, 195645, 234774, 260860, 339118, 391290, 469548, 508677, 586935, 678236, 782580, 847795, 1017354, 1173870, 1526031, 1695590, 2034708, 2347740, 2543385, 3052062, 3391180, 5086770, 6104124, 7630155, 10173540, 15260310, 30520620]

約数ペア:

[(1, 30520620), (2, 15260310), (3, 10173540), (4, 7630155), (5, 6104124), (6, 5086770), (9, 3391180), (10, 3052062), (12, 2543385), (13, 2347740), (15, 2034708), (18, 1695590), (20, 1526031), (26, 1173870), (30, 1017354), (36, 847795), (39, 782580), (45, 678236), (52, 586935), (60, 508677), (65, 469548), (78, 391290), (90, 339118), (117, 260860), (130, 234774), (156, 195645), (180, 169559), (195, 156516), (234, 130430), (260, 117387), (390, 78258), (468, 65215), (585, 52172), (780, 39129), (1170, 26086), (2340, 13043)]