21341600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 61746048

約数和(自身を除く): 40404448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 50, 56, 70, 74, 80, 100, 103, 112, 140, 148, 160, 175, 185, 200, 206, 224, 259, 280, 296, 350, 370, 400, 412, 515, 518, 560, 592, 700, 721, 740, 800, 824, 925, 1030, 1036, 1120, 1184, 1295, 1400, 1442, 1480, 1648, 1850, 2060, 2072, 2575, 2590, 2800, 2884, 2960, 3296, 3605, 3700, 3811, 4120, 4144, 5150, 5180, 5600, 5768, 5920, 6475, 7210, 7400, 7622, 8240, 8288, 10300, 10360, 11536, 12950, 14420, 14800, 15244, 16480, 18025, 19055, 20600, 20720, 23072, 25900, 26677, 28840, 29600, 30488, 36050, 38110, 41200, 41440, 51800, 53354, 57680, 60976, 72100, 76220, 82400, 95275, 103600, 106708, 115360, 121952, 133385, 144200, 152440, 190550, 207200, 213416, 266770, 288400, 304880, 381100, 426832, 533540, 576800, 609760, 666925, 762200, 853664, 1067080, 1333850, 1524400, 2134160, 2667700, 3048800, 4268320, 5335400, 10670800, 21341600]

約数ペア:

[(1, 21341600), (2, 10670800), (4, 5335400), (5, 4268320), (7, 3048800), (8, 2667700), (10, 2134160), (14, 1524400), (16, 1333850), (20, 1067080), (25, 853664), (28, 762200), (32, 666925), (35, 609760), (37, 576800), (40, 533540), (50, 426832), (56, 381100), (70, 304880), (74, 288400), (80, 266770), (100, 213416), (103, 207200), (112, 190550), (140, 152440), (148, 144200), (160, 133385), (175, 121952), (185, 115360), (200, 106708), (206, 103600), (224, 95275), (259, 82400), (280, 76220), (296, 72100), (350, 60976), (370, 57680), (400, 53354), (412, 51800), (515, 41440), (518, 41200), (560, 38110), (592, 36050), (700, 30488), (721, 29600), (740, 28840), (800, 26677), (824, 25900), (925, 23072), (1030, 20720), (1036, 20600), (1120, 19055), (1184, 18025), (1295, 16480), (1400, 15244), (1442, 14800), (1480, 14420), (1648, 12950), (1850, 11536), (2060, 10360), (2072, 10300), (2575, 8288), (2590, 8240), (2800, 7622), (2884, 7400), (2960, 7210), (3296, 6475), (3605, 5920), (3700, 5768), (3811, 5600), (4120, 5180), (4144, 5150)]