30409960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1621}}^1$

素因数の和:1706

約数の個数: 64

約数和(自身を含む): 79413120

約数和(自身を除く): 49003160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1621, 1876, 2345, 2680, 3242, 3752, 4690, 6484, 8105, 9380, 11347, 12968, 16210, 18760, 22694, 32420, 45388, 56735, 64840, 90776, 108607, 113470, 217214, 226940, 434428, 453880, 543035, 760249, 868856, 1086070, 1520498, 2172140, 3040996, 3801245, 4344280, 6081992, 7602490, 15204980, 30409960]

約数ペア:

[(1, 30409960), (2, 15204980), (4, 7602490), (5, 6081992), (7, 4344280), (8, 3801245), (10, 3040996), (14, 2172140), (20, 1520498), (28, 1086070), (35, 868856), (40, 760249), (56, 543035), (67, 453880), (70, 434428), (134, 226940), (140, 217214), (268, 113470), (280, 108607), (335, 90776), (469, 64840), (536, 56735), (670, 45388), (938, 32420), (1340, 22694), (1621, 18760), (1876, 16210), (2345, 12968), (2680, 11347), (3242, 9380), (3752, 8105), (4690, 6484)]