305876384

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:630

約数の個数: 72

約数和(自身を含む): 666934884

約数和(自身を除く): 361058500

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 197, 242, 352, 394, 401, 484, 788, 802, 968, 1576, 1604, 1936, 2167, 3152, 3208, 3872, 4334, 4411, 6304, 6416, 8668, 8822, 12832, 17336, 17644, 23837, 34672, 35288, 47674, 48521, 69344, 70576, 78997, 95348, 97042, 141152, 157994, 190696, 194084, 315988, 381392, 388168, 631976, 762784, 776336, 868967, 1263952, 1552672, 1737934, 2527904, 3475868, 6951736, 9558637, 13903472, 19117274, 27806944, 38234548, 76469096, 152938192, 305876384]

約数ペア:

[(1, 305876384), (2, 152938192), (4, 76469096), (8, 38234548), (11, 27806944), (16, 19117274), (22, 13903472), (32, 9558637), (44, 6951736), (88, 3475868), (121, 2527904), (176, 1737934), (197, 1552672), (242, 1263952), (352, 868967), (394, 776336), (401, 762784), (484, 631976), (788, 388168), (802, 381392), (968, 315988), (1576, 194084), (1604, 190696), (1936, 157994), (2167, 141152), (3152, 97042), (3208, 95348), (3872, 78997), (4334, 70576), (4411, 69344), (6304, 48521), (6416, 47674), (8668, 35288), (8822, 34672), (12832, 23837), (17336, 17644)]