About the Number

121280160

121280159 ← → 121280161

2進数表記:111001110101001011010100000

漢数字表記:一億二千百二十八万百六十

素因数分解:

2 5 × 3 1 × 5 1 × 252667 1

素因数の和:252685
約数の個数: 48
約数和(自身を含む): 382034016
約数和(自身を除く): 260753856

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 252667, 505334, 758001, 1010668, 1263335, 1516002, 2021336, 2526670, 3032004, 3790005, 4042672, 5053340, 6064008, 7580010, 8085344, 10106680, 12128016, 15160020, 20213360, 24256032, 30320040, 40426720, 60640080, 121280160]

約数ペア:
[(1, 121280160), (2, 60640080), (3, 40426720), (4, 30320040), (5, 24256032), (6, 20213360), (8, 15160020), (10, 12128016), (12, 10106680), (15, 8085344), (16, 7580010), (20, 6064008), (24, 5053340), (30, 4042672), (32, 3790005), (40, 3032004), (48, 2526670), (60, 2021336), (80, 1516002), (96, 1263335), (120, 1010668), (160, 758001), (240, 505334), (480, 252667)]

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