About the Number

139971240

139971239 ← → 139971241

2進数表記:1000010101111100101010101000

漢数字表記:一億三千九百九十七万千二百四十

素因数分解:

2 3 × 3 4 × 5 1 × 43201 1

素因数の和:43224
約数の個数: 80
約数和(自身を含む): 470469780
約数和(自身を除く): 330498540

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 43201, 86402, 129603, 172804, 216005, 259206, 345608, 388809, 432010, 518412, 648015, 777618, 864020, 1036824, 1166427, 1296030, 1555236, 1728040, 1944045, 2332854, 2592060, 3110472, 3499281, 3888090, 4665708, 5184120, 5832135, 6998562, 7776180, 9331416, 11664270, 13997124, 15552360, 17496405, 23328540, 27994248, 34992810, 46657080, 69985620, 139971240]

約数ペア:
[(1, 139971240), (2, 69985620), (3, 46657080), (4, 34992810), (5, 27994248), (6, 23328540), (8, 17496405), (9, 15552360), (10, 13997124), (12, 11664270), (15, 9331416), (18, 7776180), (20, 6998562), (24, 5832135), (27, 5184120), (30, 4665708), (36, 3888090), (40, 3499281), (45, 3110472), (54, 2592060), (60, 2332854), (72, 1944045), (81, 1728040), (90, 1555236), (108, 1296030), (120, 1166427), (135, 1036824), (162, 864020), (180, 777618), (216, 648015), (270, 518412), (324, 432010), (360, 388809), (405, 345608), (540, 259206), (648, 216005), (810, 172804), (1080, 129603), (1620, 86402), (3240, 43201)]

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