About the Number

12200640

12200639 ← → 12200641

2進数表記:101110100010101011000000

漢数字表記:千二百二十万六百四十

素因数分解:

2 6 × 3 1 × 5 1 × 71 1 × 179 1

素因数の和:270
約数の個数: 112
約数和(自身を含む): 39502080
約数和(自身を除く): 27301440

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 142, 160, 179, 192, 213, 240, 284, 320, 355, 358, 426, 480, 537, 568, 710, 716, 852, 895, 960, 1065, 1074, 1136, 1420, 1432, 1704, 1790, 2130, 2148, 2272, 2685, 2840, 2864, 3408, 3580, 4260, 4296, 4544, 5370, 5680, 5728, 6816, 7160, 8520, 8592, 10740, 11360, 11456, 12709, 13632, 14320, 17040, 17184, 21480, 22720, 25418, 28640, 34080, 34368, 38127, 42960, 50836, 57280, 63545, 68160, 76254, 85920, 101672, 127090, 152508, 171840, 190635, 203344, 254180, 305016, 381270, 406688, 508360, 610032, 762540, 813376, 1016720, 1220064, 1525080, 2033440, 2440128, 3050160, 4066880, 6100320, 12200640]

約数ペア:
[(1, 12200640), (2, 6100320), (3, 4066880), (4, 3050160), (5, 2440128), (6, 2033440), (8, 1525080), (10, 1220064), (12, 1016720), (15, 813376), (16, 762540), (20, 610032), (24, 508360), (30, 406688), (32, 381270), (40, 305016), (48, 254180), (60, 203344), (64, 190635), (71, 171840), (80, 152508), (96, 127090), (120, 101672), (142, 85920), (160, 76254), (179, 68160), (192, 63545), (213, 57280), (240, 50836), (284, 42960), (320, 38127), (355, 34368), (358, 34080), (426, 28640), (480, 25418), (537, 22720), (568, 21480), (710, 17184), (716, 17040), (852, 14320), (895, 13632), (960, 12709), (1065, 11456), (1074, 11360), (1136, 10740), (1420, 8592), (1432, 8520), (1704, 7160), (1790, 6816), (2130, 5728), (2148, 5680), (2272, 5370), (2685, 4544), (2840, 4296), (2864, 4260), (3408, 3580)]

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