About the Number

129771840

129771839 ← → 129771841

2進数表記:111101111000010100101000000

漢数字表記:一億二千九百七十七万千八百四十

素因数分解:

2 6 × 3 1 × 5 1 × 11 1 × 12289 1

素因数の和:12320
約数の個数: 112
約数和(自身を含む): 449519040
約数和(自身を除く): 319747200

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2112, 2640, 3520, 5280, 10560, 12289, 24578, 36867, 49156, 61445, 73734, 98312, 122890, 135179, 147468, 184335, 196624, 245780, 270358, 294936, 368670, 393248, 405537, 491560, 540716, 589872, 675895, 737340, 786496, 811074, 983120, 1081432, 1179744, 1351790, 1474680, 1622148, 1966240, 2027685, 2162864, 2359488, 2703580, 2949360, 3244296, 3932480, 4055370, 4325728, 5407160, 5898720, 6488592, 8110740, 8651456, 10814320, 11797440, 12977184, 16221480, 21628640, 25954368, 32442960, 43257280, 64885920, 129771840]

約数ペア:
[(1, 129771840), (2, 64885920), (3, 43257280), (4, 32442960), (5, 25954368), (6, 21628640), (8, 16221480), (10, 12977184), (11, 11797440), (12, 10814320), (15, 8651456), (16, 8110740), (20, 6488592), (22, 5898720), (24, 5407160), (30, 4325728), (32, 4055370), (33, 3932480), (40, 3244296), (44, 2949360), (48, 2703580), (55, 2359488), (60, 2162864), (64, 2027685), (66, 1966240), (80, 1622148), (88, 1474680), (96, 1351790), (110, 1179744), (120, 1081432), (132, 983120), (160, 811074), (165, 786496), (176, 737340), (192, 675895), (220, 589872), (240, 540716), (264, 491560), (320, 405537), (330, 393248), (352, 368670), (440, 294936), (480, 270358), (528, 245780), (660, 196624), (704, 184335), (880, 147468), (960, 135179), (1056, 122890), (1320, 98312), (1760, 73734), (2112, 61445), (2640, 49156), (3520, 36867), (5280, 24578), (10560, 12289)]

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