About the Number

12105720

12105719 ← → 12105721

2進数表記:101110001011011111111000

漢数字表記:千二百十万五千七百二十

素因数分解:

2 3 × 3 3 × 5 1 × 11 1 × 1019 1

素因数の和:1050
約数の個数: 128
約数和(自身を含む): 44064000
約数和(自身を除く): 31958280

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1019, 1080, 1188, 1320, 1485, 1980, 2038, 2376, 2970, 3057, 3960, 4076, 5095, 5940, 6114, 8152, 9171, 10190, 11209, 11880, 12228, 15285, 18342, 20380, 22418, 24456, 27513, 30570, 33627, 36684, 40760, 44836, 45855, 55026, 56045, 61140, 67254, 73368, 89672, 91710, 100881, 110052, 112090, 122280, 134508, 137565, 168135, 183420, 201762, 220104, 224180, 269016, 275130, 302643, 336270, 366840, 403524, 448360, 504405, 550260, 605286, 672540, 807048, 1008810, 1100520, 1210572, 1345080, 1513215, 2017620, 2421144, 3026430, 4035240, 6052860, 12105720]

約数ペア:
[(1, 12105720), (2, 6052860), (3, 4035240), (4, 3026430), (5, 2421144), (6, 2017620), (8, 1513215), (9, 1345080), (10, 1210572), (11, 1100520), (12, 1008810), (15, 807048), (18, 672540), (20, 605286), (22, 550260), (24, 504405), (27, 448360), (30, 403524), (33, 366840), (36, 336270), (40, 302643), (44, 275130), (45, 269016), (54, 224180), (55, 220104), (60, 201762), (66, 183420), (72, 168135), (88, 137565), (90, 134508), (99, 122280), (108, 112090), (110, 110052), (120, 100881), (132, 91710), (135, 89672), (165, 73368), (180, 67254), (198, 61140), (216, 56045), (220, 55026), (264, 45855), (270, 44836), (297, 40760), (330, 36684), (360, 33627), (396, 30570), (440, 27513), (495, 24456), (540, 22418), (594, 20380), (660, 18342), (792, 15285), (990, 12228), (1019, 11880), (1080, 11209), (1188, 10190), (1320, 9171), (1485, 8152), (1980, 6114), (2038, 5940), (2376, 5095), (2970, 4076), (3057, 3960)]

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