About the Number

129856080

129856079 ← → 129856081

2進数表記:111101111010111001001010000

漢数字表記:一億二千九百八十五万六千八十

素因数分解:

2 4 × 3 1 × 5 1 × 509 1 × 1063 1

素因数の和:1588
約数の個数: 80
約数和(自身を含む): 403724160
約数和(自身を除く): 273868080

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 509, 1018, 1063, 1527, 2036, 2126, 2545, 3054, 3189, 4072, 4252, 5090, 5315, 6108, 6378, 7635, 8144, 8504, 10180, 10630, 12216, 12756, 15270, 15945, 17008, 20360, 21260, 24432, 25512, 30540, 31890, 40720, 42520, 51024, 61080, 63780, 85040, 122160, 127560, 255120, 541067, 1082134, 1623201, 2164268, 2705335, 3246402, 4328536, 5410670, 6492804, 8116005, 8657072, 10821340, 12985608, 16232010, 21642680, 25971216, 32464020, 43285360, 64928040, 129856080]

約数ペア:
[(1, 129856080), (2, 64928040), (3, 43285360), (4, 32464020), (5, 25971216), (6, 21642680), (8, 16232010), (10, 12985608), (12, 10821340), (15, 8657072), (16, 8116005), (20, 6492804), (24, 5410670), (30, 4328536), (40, 3246402), (48, 2705335), (60, 2164268), (80, 1623201), (120, 1082134), (240, 541067), (509, 255120), (1018, 127560), (1063, 122160), (1527, 85040), (2036, 63780), (2126, 61080), (2545, 51024), (3054, 42520), (3189, 40720), (4072, 31890), (4252, 30540), (5090, 25512), (5315, 24432), (6108, 21260), (6378, 20360), (7635, 17008), (8144, 15945), (8504, 15270), (10180, 12756), (10630, 12216)]

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