About the Number

130381920

130381919 ← → 130381921

2進数表記:111110001010111100001100000

漢数字表記:一億三千三十八万千九百二十

素因数分解:

2 5 × 3 3 × 5 1 × 30181 1

素因数の和:30205
約数の個数: 96
約数和(自身を含む): 456351840
約数和(自身を除く): 325969920

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 30181, 60362, 90543, 120724, 150905, 181086, 241448, 271629, 301810, 362172, 452715, 482896, 543258, 603620, 724344, 814887, 905430, 965792, 1086516, 1207240, 1358145, 1448688, 1629774, 1810860, 2173032, 2414480, 2716290, 2897376, 3259548, 3621720, 4074435, 4346064, 4828960, 5432580, 6519096, 7243440, 8148870, 8692128, 10865160, 13038192, 14486880, 16297740, 21730320, 26076384, 32595480, 43460640, 65190960, 130381920]

約数ペア:
[(1, 130381920), (2, 65190960), (3, 43460640), (4, 32595480), (5, 26076384), (6, 21730320), (8, 16297740), (9, 14486880), (10, 13038192), (12, 10865160), (15, 8692128), (16, 8148870), (18, 7243440), (20, 6519096), (24, 5432580), (27, 4828960), (30, 4346064), (32, 4074435), (36, 3621720), (40, 3259548), (45, 2897376), (48, 2716290), (54, 2414480), (60, 2173032), (72, 1810860), (80, 1629774), (90, 1448688), (96, 1358145), (108, 1207240), (120, 1086516), (135, 965792), (144, 905430), (160, 814887), (180, 724344), (216, 603620), (240, 543258), (270, 482896), (288, 452715), (360, 362172), (432, 301810), (480, 271629), (540, 241448), (720, 181086), (864, 150905), (1080, 120724), (1440, 90543), (2160, 60362), (4320, 30181)]

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