About the Number

12802800

12802799 ← → 12802801

2進数表記:110000110101101011110000

漢数字表記:千二百八十万二千八百

素因数分解:

2 4 × 3 1 × 5 2 × 47 1 × 227 1

素因数の和:295
約数の個数: 120
約数和(自身を含む): 42068736
約数和(自身を除く): 29265936

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 47, 48, 50, 60, 75, 80, 94, 100, 120, 141, 150, 188, 200, 227, 235, 240, 282, 300, 376, 400, 454, 470, 564, 600, 681, 705, 752, 908, 940, 1128, 1135, 1175, 1200, 1362, 1410, 1816, 1880, 2256, 2270, 2350, 2724, 2820, 3405, 3525, 3632, 3760, 4540, 4700, 5448, 5640, 5675, 6810, 7050, 9080, 9400, 10669, 10896, 11280, 11350, 13620, 14100, 17025, 18160, 18800, 21338, 22700, 27240, 28200, 32007, 34050, 42676, 45400, 53345, 54480, 56400, 64014, 68100, 85352, 90800, 106690, 128028, 136200, 160035, 170704, 213380, 256056, 266725, 272400, 320070, 426760, 512112, 533450, 640140, 800175, 853520, 1066900, 1280280, 1600350, 2133800, 2560560, 3200700, 4267600, 6401400, 12802800]

約数ペア:
[(1, 12802800), (2, 6401400), (3, 4267600), (4, 3200700), (5, 2560560), (6, 2133800), (8, 1600350), (10, 1280280), (12, 1066900), (15, 853520), (16, 800175), (20, 640140), (24, 533450), (25, 512112), (30, 426760), (40, 320070), (47, 272400), (48, 266725), (50, 256056), (60, 213380), (75, 170704), (80, 160035), (94, 136200), (100, 128028), (120, 106690), (141, 90800), (150, 85352), (188, 68100), (200, 64014), (227, 56400), (235, 54480), (240, 53345), (282, 45400), (300, 42676), (376, 34050), (400, 32007), (454, 28200), (470, 27240), (564, 22700), (600, 21338), (681, 18800), (705, 18160), (752, 17025), (908, 14100), (940, 13620), (1128, 11350), (1135, 11280), (1175, 10896), (1200, 10669), (1362, 9400), (1410, 9080), (1816, 7050), (1880, 6810), (2256, 5675), (2270, 5640), (2350, 5448), (2724, 4700), (2820, 4540), (3405, 3760), (3525, 3632)]

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