About the Number

138481800

138481799 ← → 138481801

2進数表記:1000010000010001000010001000

漢数字表記:一億三千八百四十八万千八百

素因数分解:

2 3 × 3 1 × 5 2 × 443 1 × 521 1

素因数の和:983
約数の個数: 96
約数和(自身を含む): 431088480
約数和(自身を除く): 292606680

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 443, 521, 600, 886, 1042, 1329, 1563, 1772, 2084, 2215, 2605, 2658, 3126, 3544, 4168, 4430, 5210, 5316, 6252, 6645, 7815, 8860, 10420, 10632, 11075, 12504, 13025, 13290, 15630, 17720, 20840, 22150, 26050, 26580, 31260, 33225, 39075, 44300, 52100, 53160, 62520, 66450, 78150, 88600, 104200, 132900, 156300, 230803, 265800, 312600, 461606, 692409, 923212, 1154015, 1384818, 1846424, 2308030, 2769636, 3462045, 4616060, 5539272, 5770075, 6924090, 9232120, 11540150, 13848180, 17310225, 23080300, 27696360, 34620450, 46160600, 69240900, 138481800]

約数ペア:
[(1, 138481800), (2, 69240900), (3, 46160600), (4, 34620450), (5, 27696360), (6, 23080300), (8, 17310225), (10, 13848180), (12, 11540150), (15, 9232120), (20, 6924090), (24, 5770075), (25, 5539272), (30, 4616060), (40, 3462045), (50, 2769636), (60, 2308030), (75, 1846424), (100, 1384818), (120, 1154015), (150, 923212), (200, 692409), (300, 461606), (443, 312600), (521, 265800), (600, 230803), (886, 156300), (1042, 132900), (1329, 104200), (1563, 88600), (1772, 78150), (2084, 66450), (2215, 62520), (2605, 53160), (2658, 52100), (3126, 44300), (3544, 39075), (4168, 33225), (4430, 31260), (5210, 26580), (5316, 26050), (6252, 22150), (6645, 20840), (7815, 17720), (8860, 15630), (10420, 13290), (10632, 13025), (11075, 12504)]

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