121651840

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1451}}^1$

素因数の和:1601

約数の個数: 64

約数和(自身を含む): 293245920

約数和(自身を除く): 171594080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 1048, 1310, 1451, 2096, 2620, 2902, 4192, 5240, 5804, 7255, 8384, 10480, 11608, 14510, 16768, 20960, 23216, 29020, 41920, 46432, 58040, 83840, 92864, 116080, 185728, 190081, 232160, 380162, 464320, 760324, 928640, 950405, 1520648, 1900810, 3041296, 3801620, 6082592, 7603240, 12165184, 15206480, 24330368, 30412960, 60825920, 121651840]

約数ペア:

[(1, 121651840), (2, 60825920), (4, 30412960), (5, 24330368), (8, 15206480), (10, 12165184), (16, 7603240), (20, 6082592), (32, 3801620), (40, 3041296), (64, 1900810), (80, 1520648), (128, 950405), (131, 928640), (160, 760324), (262, 464320), (320, 380162), (524, 232160), (640, 190081), (655, 185728), (1048, 116080), (1310, 92864), (1451, 83840), (2096, 58040), (2620, 46432), (2902, 41920), (4192, 29020), (5240, 23216), (5804, 20960), (7255, 16768), (8384, 14510), (10480, 11608)]