About the Number

123480690

123480689 ← → 123480691

2進数表記:111010111000010101001110010

漢数字表記:一億二千三百四十八万六百九十

素因数分解:

2 1 × 3 1 × 5 1 × 17 1 × 242119 1

素因数の和:242146
約数の個数: 32
約数和(自身を含む): 313787520
約数和(自身を除く): 190306830

約数列:
[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 242119, 484238, 726357, 1210595, 1452714, 2421190, 3631785, 4116023, 7263570, 8232046, 12348069, 20580115, 24696138, 41160230, 61740345, 123480690]

約数ペア:
[(1, 123480690), (2, 61740345), (3, 41160230), (5, 24696138), (6, 20580115), (10, 12348069), (15, 8232046), (17, 7263570), (30, 4116023), (34, 3631785), (51, 2421190), (85, 1452714), (102, 1210595), (170, 726357), (255, 484238), (510, 242119)]

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