30219872

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 61834752

約数和(自身を除く): 31614880

約数列:

[1, 2, 4, 8, 16, 32, 47, 71, 94, 142, 188, 283, 284, 376, 566, 568, 752, 1132, 1136, 1504, 2264, 2272, 3337, 4528, 6674, 9056, 13301, 13348, 20093, 26602, 26696, 40186, 53204, 53392, 80372, 106408, 106784, 160744, 212816, 321488, 425632, 642976, 944371, 1888742, 3777484, 7554968, 15109936, 30219872]

約数ペア:

[(1, 30219872), (2, 15109936), (4, 7554968), (8, 3777484), (16, 1888742), (32, 944371), (47, 642976), (71, 425632), (94, 321488), (142, 212816), (188, 160744), (283, 106784), (284, 106408), (376, 80372), (566, 53392), (568, 53204), (752, 40186), (1132, 26696), (1136, 26602), (1504, 20093), (2264, 13348), (2272, 13301), (3337, 9056), (4528, 6674)]