About the Number

427025280

427025279 ← → 427025281

2進数表記:11001011100111110001110000000

漢数字表記:四億二千七百二万五千二百八十

素因数分解:

2 7 × 3 1 × 5 1 × 11 1 × 20219 1

素因数の和:20252
約数の個数: 128
約数和(自身を含む): 1484956800
約数和(自身を除く): 1057931520

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, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 10560, 20219, 21120, 40438, 60657, 80876, 101095, 121314, 161752, 202190, 222409, 242628, 303285, 323504, 404380, 444818, 485256, 606570, 647008, 667227, 808760, 889636, 970512, 1112045, 1213140, 1294016, 1334454, 1617520, 1779272, 1941024, 2224090, 2426280, 2588032, 2668908, 3235040, 3336135, 3558544, 3882048, 4448180, 4852560, 5337816, 6470080, 6672270, 7117088, 7764096, 8896360, 9705120, 10675632, 12940160, 13344540, 14234176, 17792720, 19410240, 21351264, 26689080, 28468352, 35585440, 38820480, 42702528, 53378160, 71170880, 85405056, 106756320, 142341760, 213512640, 427025280]

約数ペア:
[(1, 427025280), (2, 213512640), (3, 142341760), (4, 106756320), (5, 85405056), (6, 71170880), (8, 53378160), (10, 42702528), (11, 38820480), (12, 35585440), (15, 28468352), (16, 26689080), (20, 21351264), (22, 19410240), (24, 17792720), (30, 14234176), (32, 13344540), (33, 12940160), (40, 10675632), (44, 9705120), (48, 8896360), (55, 7764096), (60, 7117088), (64, 6672270), (66, 6470080), (80, 5337816), (88, 4852560), (96, 4448180), (110, 3882048), (120, 3558544), (128, 3336135), (132, 3235040), (160, 2668908), (165, 2588032), (176, 2426280), (192, 2224090), (220, 1941024), (240, 1779272), (264, 1617520), (320, 1334454), (330, 1294016), (352, 1213140), (384, 1112045), (440, 970512), (480, 889636), (528, 808760), (640, 667227), (660, 647008), (704, 606570), (880, 485256), (960, 444818), (1056, 404380), (1320, 323504), (1408, 303285), (1760, 242628), (1920, 222409), (2112, 202190), (2640, 161752), (3520, 121314), (4224, 101095), (5280, 80876), (7040, 60657), (10560, 40438), (20219, 21120)]

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