About the Number

121888480

121888479 ← → 121888481

2進数表記:111010000111101111011100000

漢数字表記:一億二千百八十八万八千四百八十

素因数分解:

2 5 × 5 1 × 7 3 × 2221 1

素因数の和:2257
約数の個数: 96
約数和(自身を含む): 335966400
約数和(自身を除く): 214077920

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2221, 2744, 3430, 3920, 4442, 5488, 6860, 7840, 8884, 10976, 11105, 13720, 15547, 17768, 22210, 27440, 31094, 35536, 44420, 54880, 62188, 71072, 77735, 88840, 108829, 124376, 155470, 177680, 217658, 248752, 310940, 355360, 435316, 497504, 544145, 621880, 761803, 870632, 1088290, 1243760, 1523606, 1741264, 2176580, 2487520, 3047212, 3482528, 3809015, 4353160, 6094424, 7618030, 8706320, 12188848, 15236060, 17412640, 24377696, 30472120, 60944240, 121888480]

約数ペア:
[(1, 121888480), (2, 60944240), (4, 30472120), (5, 24377696), (7, 17412640), (8, 15236060), (10, 12188848), (14, 8706320), (16, 7618030), (20, 6094424), (28, 4353160), (32, 3809015), (35, 3482528), (40, 3047212), (49, 2487520), (56, 2176580), (70, 1741264), (80, 1523606), (98, 1243760), (112, 1088290), (140, 870632), (160, 761803), (196, 621880), (224, 544145), (245, 497504), (280, 435316), (343, 355360), (392, 310940), (490, 248752), (560, 217658), (686, 177680), (784, 155470), (980, 124376), (1120, 108829), (1372, 88840), (1568, 77735), (1715, 71072), (1960, 62188), (2221, 54880), (2744, 44420), (3430, 35536), (3920, 31094), (4442, 27440), (5488, 22210), (6860, 17768), (7840, 15547), (8884, 13720), (10976, 11105)]

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