About the Number

1242446880

1242446879 ← → 1242446881

2進数表記:1001010000011100011110000100000

漢数字表記:十二億四千二百四十四万六千八百八十

素因数分解:

2 5 × 3 1 × 5 1 × 47 1 × 55073 1

素因数の和:55138
約数の個数: 96
約数和(自身を含む): 3997050624
約数和(自身を除く): 2754603744

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 141, 160, 188, 235, 240, 282, 376, 470, 480, 564, 705, 752, 940, 1128, 1410, 1504, 1880, 2256, 2820, 3760, 4512, 5640, 7520, 11280, 22560, 55073, 110146, 165219, 220292, 275365, 330438, 440584, 550730, 660876, 826095, 881168, 1101460, 1321752, 1652190, 1762336, 2202920, 2588431, 2643504, 3304380, 4405840, 5176862, 5287008, 6608760, 7765293, 8811680, 10353724, 12942155, 13217520, 15530586, 20707448, 25884310, 26435040, 31061172, 38826465, 41414896, 51768620, 62122344, 77652930, 82829792, 103537240, 124244688, 155305860, 207074480, 248489376, 310611720, 414148960, 621223440, 1242446880]

約数ペア:
[(1, 1242446880), (2, 621223440), (3, 414148960), (4, 310611720), (5, 248489376), (6, 207074480), (8, 155305860), (10, 124244688), (12, 103537240), (15, 82829792), (16, 77652930), (20, 62122344), (24, 51768620), (30, 41414896), (32, 38826465), (40, 31061172), (47, 26435040), (48, 25884310), (60, 20707448), (80, 15530586), (94, 13217520), (96, 12942155), (120, 10353724), (141, 8811680), (160, 7765293), (188, 6608760), (235, 5287008), (240, 5176862), (282, 4405840), (376, 3304380), (470, 2643504), (480, 2588431), (564, 2202920), (705, 1762336), (752, 1652190), (940, 1321752), (1128, 1101460), (1410, 881168), (1504, 826095), (1880, 660876), (2256, 550730), (2820, 440584), (3760, 330438), (4512, 275365), (5640, 220292), (7520, 165219), (11280, 110146), (22560, 55073)]

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