About the Number

129644480

129644479 ← → 129644481

2進数表記:111101110100011011111000000

漢数字表記:一億二千九百六十四万四千四百八十

素因数分解:

2 6 × 5 1 × 7 1 × 31 1 × 1867 1

素因数の和:1922
約数の個数: 112
約数和(自身を含む): 364394496
約数和(自身を除く): 234750016

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1867, 1984, 2170, 2240, 2480, 3472, 3734, 4340, 4960, 6944, 7468, 8680, 9335, 9920, 13069, 13888, 14936, 17360, 18670, 26138, 29872, 34720, 37340, 52276, 57877, 59744, 65345, 69440, 74680, 104552, 115754, 119488, 130690, 149360, 209104, 231508, 261380, 289385, 298720, 405139, 418208, 463016, 522760, 578770, 597440, 810278, 836416, 926032, 1045520, 1157540, 1620556, 1852064, 2025695, 2091040, 2315080, 3241112, 3704128, 4051390, 4182080, 4630160, 6482224, 8102780, 9260320, 12964448, 16205560, 18520640, 25928896, 32411120, 64822240, 129644480]

約数ペア:
[(1, 129644480), (2, 64822240), (4, 32411120), (5, 25928896), (7, 18520640), (8, 16205560), (10, 12964448), (14, 9260320), (16, 8102780), (20, 6482224), (28, 4630160), (31, 4182080), (32, 4051390), (35, 3704128), (40, 3241112), (56, 2315080), (62, 2091040), (64, 2025695), (70, 1852064), (80, 1620556), (112, 1157540), (124, 1045520), (140, 926032), (155, 836416), (160, 810278), (217, 597440), (224, 578770), (248, 522760), (280, 463016), (310, 418208), (320, 405139), (434, 298720), (448, 289385), (496, 261380), (560, 231508), (620, 209104), (868, 149360), (992, 130690), (1085, 119488), (1120, 115754), (1240, 104552), (1736, 74680), (1867, 69440), (1984, 65345), (2170, 59744), (2240, 57877), (2480, 52276), (3472, 37340), (3734, 34720), (4340, 29872), (4960, 26138), (6944, 18670), (7468, 17360), (8680, 14936), (9335, 13888), (9920, 13069)]

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