About the Number

12972480

12972479 ← → 12972481

2進数表記:110001011111000111000000

漢数字表記:千二百九十七万二千四百八十

素因数分解:

2 6 × 3 1 × 5 1 × 13513 1

素因数の和:13533
約数の個数: 56
約数和(自身を含む): 41190672
約数和(自身を除く): 28218192

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 13513, 27026, 40539, 54052, 67565, 81078, 108104, 135130, 162156, 202695, 216208, 270260, 324312, 405390, 432416, 540520, 648624, 810780, 864832, 1081040, 1297248, 1621560, 2162080, 2594496, 3243120, 4324160, 6486240, 12972480]

約数ペア:
[(1, 12972480), (2, 6486240), (3, 4324160), (4, 3243120), (5, 2594496), (6, 2162080), (8, 1621560), (10, 1297248), (12, 1081040), (15, 864832), (16, 810780), (20, 648624), (24, 540520), (30, 432416), (32, 405390), (40, 324312), (48, 270260), (60, 216208), (64, 202695), (80, 162156), (96, 135130), (120, 108104), (160, 81078), (192, 67565), (240, 54052), (320, 40539), (480, 27026), (960, 13513)]

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