128534880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{267781}}^1$

素因数の和:267799

約数の個数: 48

約数和(自身を含む): 404886384

約数和(自身を除く): 276351504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 267781, 535562, 803343, 1071124, 1338905, 1606686, 2142248, 2677810, 3213372, 4016715, 4284496, 5355620, 6426744, 8033430, 8568992, 10711240, 12853488, 16066860, 21422480, 25706976, 32133720, 42844960, 64267440, 128534880]

約数ペア:

[(1, 128534880), (2, 64267440), (3, 42844960), (4, 32133720), (5, 25706976), (6, 21422480), (8, 16066860), (10, 12853488), (12, 10711240), (15, 8568992), (16, 8033430), (20, 6426744), (24, 5355620), (30, 4284496), (32, 4016715), (40, 3213372), (48, 2677810), (60, 2142248), (80, 1606686), (96, 1338905), (120, 1071124), (160, 803343), (240, 535562), (480, 267781)]