About the Number

129876240

129876239 ← → 129876241

2進数表記:111101111011100000100010000

漢数字表記:一億二千九百八十七万六千二百四十

素因数分解:

2 4 × 3 1 × 5 1 × 13 1 × 41627 1

素因数の和:41656
約数の個数: 80
約数和(自身を含む): 433597248
約数和(自身を除く): 303721008

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 41627, 83254, 124881, 166508, 208135, 249762, 333016, 416270, 499524, 541151, 624405, 666032, 832540, 999048, 1082302, 1248810, 1623453, 1665080, 1998096, 2164604, 2497620, 2705755, 3246906, 3330160, 4329208, 4995240, 5411510, 6493812, 8117265, 8658416, 9990480, 10823020, 12987624, 16234530, 21646040, 25975248, 32469060, 43292080, 64938120, 129876240]

約数ペア:
[(1, 129876240), (2, 64938120), (3, 43292080), (4, 32469060), (5, 25975248), (6, 21646040), (8, 16234530), (10, 12987624), (12, 10823020), (13, 9990480), (15, 8658416), (16, 8117265), (20, 6493812), (24, 5411510), (26, 4995240), (30, 4329208), (39, 3330160), (40, 3246906), (48, 2705755), (52, 2497620), (60, 2164604), (65, 1998096), (78, 1665080), (80, 1623453), (104, 1248810), (120, 1082302), (130, 999048), (156, 832540), (195, 666032), (208, 624405), (240, 541151), (260, 499524), (312, 416270), (390, 333016), (520, 249762), (624, 208135), (780, 166508), (1040, 124881), (1560, 83254), (3120, 41627)]

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