30814300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 73901520

約数和(自身を除く): 43087220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 109, 110, 218, 220, 257, 275, 436, 514, 545, 550, 1028, 1090, 1100, 1199, 1285, 2180, 2398, 2570, 2725, 2827, 4796, 5140, 5450, 5654, 5995, 6425, 10900, 11308, 11990, 12850, 14135, 23980, 25700, 28013, 28270, 29975, 56026, 56540, 59950, 70675, 112052, 119900, 140065, 141350, 280130, 282700, 308143, 560260, 616286, 700325, 1232572, 1400650, 1540715, 2801300, 3081430, 6162860, 7703575, 15407150, 30814300]

約数ペア:

[(1, 30814300), (2, 15407150), (4, 7703575), (5, 6162860), (10, 3081430), (11, 2801300), (20, 1540715), (22, 1400650), (25, 1232572), (44, 700325), (50, 616286), (55, 560260), (100, 308143), (109, 282700), (110, 280130), (218, 141350), (220, 140065), (257, 119900), (275, 112052), (436, 70675), (514, 59950), (545, 56540), (550, 56026), (1028, 29975), (1090, 28270), (1100, 28013), (1199, 25700), (1285, 23980), (2180, 14135), (2398, 12850), (2570, 11990), (2725, 11308), (2827, 10900), (4796, 6425), (5140, 5995), (5450, 5654)]