127120128

素因数分解:

$2^8\times 3^1\times {\mathrm{103}}^1\times {\mathrm{1607}}^1$

素因数の和:1729

約数の個数: 72

約数和(自身を含む): 341822208

約数和(自身を除く): 214702080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 192, 206, 256, 309, 384, 412, 618, 768, 824, 1236, 1607, 1648, 2472, 3214, 3296, 4821, 4944, 6428, 6592, 9642, 9888, 12856, 13184, 19284, 19776, 25712, 26368, 38568, 39552, 51424, 77136, 79104, 102848, 154272, 165521, 205696, 308544, 331042, 411392, 496563, 617088, 662084, 993126, 1234176, 1324168, 1986252, 2648336, 3972504, 5296672, 7945008, 10593344, 15890016, 21186688, 31780032, 42373376, 63560064, 127120128]

約数ペア:

[(1, 127120128), (2, 63560064), (3, 42373376), (4, 31780032), (6, 21186688), (8, 15890016), (12, 10593344), (16, 7945008), (24, 5296672), (32, 3972504), (48, 2648336), (64, 1986252), (96, 1324168), (103, 1234176), (128, 993126), (192, 662084), (206, 617088), (256, 496563), (309, 411392), (384, 331042), (412, 308544), (618, 205696), (768, 165521), (824, 154272), (1236, 102848), (1607, 79104), (1648, 77136), (2472, 51424), (3214, 39552), (3296, 38568), (4821, 26368), (4944, 25712), (6428, 19776), (6592, 19284), (9642, 13184), (9888, 12856)]