About the Number

128512992

128512991 ← → 128512993

2進数表記:111101010001111001111100000

漢数字表記:一億二千八百五十一万二千九百九十二

素因数分解:

2 5 × 3 1 × 107 1 × 12511 1

素因数の和:12631
約数の個数: 48
約数和(自身を含む): 340526592
約数和(自身を除く): 212013600

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 107, 214, 321, 428, 642, 856, 1284, 1712, 2568, 3424, 5136, 10272, 12511, 25022, 37533, 50044, 75066, 100088, 150132, 200176, 300264, 400352, 600528, 1201056, 1338677, 2677354, 4016031, 5354708, 8032062, 10709416, 16064124, 21418832, 32128248, 42837664, 64256496, 128512992]

約数ペア:
[(1, 128512992), (2, 64256496), (3, 42837664), (4, 32128248), (6, 21418832), (8, 16064124), (12, 10709416), (16, 8032062), (24, 5354708), (32, 4016031), (48, 2677354), (96, 1338677), (107, 1201056), (214, 600528), (321, 400352), (428, 300264), (642, 200176), (856, 150132), (1284, 100088), (1712, 75066), (2568, 50044), (3424, 37533), (5136, 25022), (10272, 12511)]

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