15691320040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{138763}}^1$

素因数の和:139042

約数の個数: 64

約数和(自身を含む): 38665200960

約数和(自身を除く): 22973880920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 257, 440, 514, 1028, 1285, 2056, 2570, 2827, 5140, 5654, 10280, 11308, 14135, 22616, 28270, 56540, 113080, 138763, 277526, 555052, 693815, 1110104, 1387630, 1526393, 2775260, 3052786, 5550520, 6105572, 7631965, 12211144, 15263930, 30527860, 35662091, 61055720, 71324182, 142648364, 178310455, 285296728, 356620910, 392283001, 713241820, 784566002, 1426483640, 1569132004, 1961415005, 3138264008, 3922830010, 7845660020, 15691320040]

約数ペア:

[(1, 15691320040), (2, 7845660020), (4, 3922830010), (5, 3138264008), (8, 1961415005), (10, 1569132004), (11, 1426483640), (20, 784566002), (22, 713241820), (40, 392283001), (44, 356620910), (55, 285296728), (88, 178310455), (110, 142648364), (220, 71324182), (257, 61055720), (440, 35662091), (514, 30527860), (1028, 15263930), (1285, 12211144), (2056, 7631965), (2570, 6105572), (2827, 5550520), (5140, 3052786), (5654, 2775260), (10280, 1526393), (11308, 1387630), (14135, 1110104), (22616, 693815), (28270, 555052), (56540, 277526), (113080, 138763)]