54720780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^2$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 158367888

約数和(自身を除く): 103647108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 157, 185, 222, 314, 370, 444, 471, 555, 628, 740, 785, 942, 1110, 1570, 1884, 2220, 2355, 3140, 4710, 5809, 9420, 11618, 17427, 23236, 24649, 29045, 34854, 49298, 58090, 69708, 73947, 87135, 98596, 116180, 123245, 147894, 174270, 246490, 295788, 348540, 369735, 492980, 739470, 912013, 1478940, 1824026, 2736039, 3648052, 4560065, 5472078, 9120130, 10944156, 13680195, 18240260, 27360390, 54720780]

約数ペア:

[(1, 54720780), (2, 27360390), (3, 18240260), (4, 13680195), (5, 10944156), (6, 9120130), (10, 5472078), (12, 4560065), (15, 3648052), (20, 2736039), (30, 1824026), (37, 1478940), (60, 912013), (74, 739470), (111, 492980), (148, 369735), (157, 348540), (185, 295788), (222, 246490), (314, 174270), (370, 147894), (444, 123245), (471, 116180), (555, 98596), (628, 87135), (740, 73947), (785, 69708), (942, 58090), (1110, 49298), (1570, 34854), (1884, 29045), (2220, 24649), (2355, 23236), (3140, 17427), (4710, 11618), (5809, 9420)]