230969985

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 407531520

約数和(自身を除く): 176561535

約数列:

[1, 3, 5, 15, 19, 43, 47, 57, 95, 129, 141, 215, 235, 285, 401, 645, 705, 817, 893, 1203, 2005, 2021, 2451, 2679, 4085, 4465, 6015, 6063, 7619, 10105, 12255, 13395, 17243, 18847, 22857, 30315, 38095, 38399, 51729, 56541, 86215, 94235, 114285, 115197, 191995, 258645, 282705, 327617, 358093, 575985, 810421, 982851, 1074279, 1638085, 1790465, 2431263, 4052105, 4914255, 5371395, 12156315, 15397999, 46193997, 76989995, 230969985]

約数ペア:

[(1, 230969985), (3, 76989995), (5, 46193997), (15, 15397999), (19, 12156315), (43, 5371395), (47, 4914255), (57, 4052105), (95, 2431263), (129, 1790465), (141, 1638085), (215, 1074279), (235, 982851), (285, 810421), (401, 575985), (645, 358093), (705, 327617), (817, 282705), (893, 258645), (1203, 191995), (2005, 115197), (2021, 114285), (2451, 94235), (2679, 86215), (4085, 56541), (4465, 51729), (6015, 38399), (6063, 38095), (7619, 30315), (10105, 22857), (12255, 18847), (13395, 17243)]