About the Number

129713880

129713879 ← → 129713881

2進数表記:111101110110100011011011000

漢数字表記:一億二千九百七十一万三千八百八十

素因数分解:

2 3 × 3 1 × 5 1 × 359 1 × 3011 1

素因数の和:3384
約数の個数: 64
約数和(自身を含む): 390355200
約数和(自身を除く): 260641320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 359, 718, 1077, 1436, 1795, 2154, 2872, 3011, 3590, 4308, 5385, 6022, 7180, 8616, 9033, 10770, 12044, 14360, 15055, 18066, 21540, 24088, 30110, 36132, 43080, 45165, 60220, 72264, 90330, 120440, 180660, 361320, 1080949, 2161898, 3242847, 4323796, 5404745, 6485694, 8647592, 10809490, 12971388, 16214235, 21618980, 25942776, 32428470, 43237960, 64856940, 129713880]

約数ペア:
[(1, 129713880), (2, 64856940), (3, 43237960), (4, 32428470), (5, 25942776), (6, 21618980), (8, 16214235), (10, 12971388), (12, 10809490), (15, 8647592), (20, 6485694), (24, 5404745), (30, 4323796), (40, 3242847), (60, 2161898), (120, 1080949), (359, 361320), (718, 180660), (1077, 120440), (1436, 90330), (1795, 72264), (2154, 60220), (2872, 45165), (3011, 43080), (3590, 36132), (4308, 30110), (5385, 24088), (6022, 21540), (7180, 18066), (8616, 15055), (9033, 14360), (10770, 12044)]

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