128580372

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{20887}}^1$

素因数の和:20922

約数の個数: 60

約数和(自身を含む): 353842720

約数和(自身を除く): 225262348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 6156, 20887, 41774, 62661, 83548, 125322, 187983, 250644, 375966, 396853, 563949, 751932, 793706, 1127898, 1190559, 1587412, 1691847, 2255796, 2381118, 3383694, 3571677, 4762236, 6767388, 7143354, 10715031, 14286708, 21430062, 32145093, 42860124, 64290186, 128580372]

約数ペア:

[(1, 128580372), (2, 64290186), (3, 42860124), (4, 32145093), (6, 21430062), (9, 14286708), (12, 10715031), (18, 7143354), (19, 6767388), (27, 4762236), (36, 3571677), (38, 3383694), (54, 2381118), (57, 2255796), (76, 1691847), (81, 1587412), (108, 1190559), (114, 1127898), (162, 793706), (171, 751932), (228, 563949), (324, 396853), (342, 375966), (513, 250644), (684, 187983), (1026, 125322), (1539, 83548), (2052, 62661), (3078, 41774), (6156, 20887)]