About the Number

4742720640

4742720639 ← → 4742720641

2進数表記:100011010101100000010110010000000

漢数字表記:四十七億四千二百七十二万六百四十

素因数分解:

2 7 × 3 3 × 5 1 × 7 1 × 39209 1

素因数の和:39244
約数の個数: 256
約数和(自身を含む): 19197216000
約数和(自身を除く): 14454495360

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6720, 7560, 8064, 8640, 10080, 12096, 13440, 15120, 17280, 20160, 24192, 30240, 39209, 40320, 60480, 78418, 117627, 120960, 156836, 196045, 235254, 274463, 313672, 352881, 392090, 470508, 548926, 588135, 627344, 705762, 784180, 823389, 941016, 1058643, 1097852, 1176270, 1254688, 1372315, 1411524, 1568360, 1646778, 1764405, 1882032, 2117286, 2195704, 2352540, 2470167, 2509376, 2744630, 2823048, 3136720, 3293556, 3528810, 3764064, 4116945, 4234572, 4391408, 4705080, 4940334, 5018752, 5293215, 5489260, 5646096, 6273440, 6587112, 7057620, 7410501, 7528128, 8233890, 8469144, 8782816, 9410160, 9880668, 10586430, 10978520, 11292192, 12350835, 12546880, 13174224, 14115240, 14821002, 15056256, 16467780, 16938288, 17565632, 18820320, 19761336, 21172860, 21957040, 22584384, 24701670, 25093760, 26348448, 28230480, 29642004, 32935560, 33876576, 35131264, 37052505, 37640640, 39522672, 42345720, 43914080, 45168768, 49403340, 52696896, 56460960, 59284008, 65871120, 67753152, 74105010, 75281280, 79045344, 84691440, 87828160, 98806680, 105393792, 112921920, 118568016, 131742240, 135506304, 148210020, 158090688, 169382880, 175656320, 197613360, 225843840, 237136032, 263484480, 296420040, 316181376, 338765760, 395226720, 474272064, 526968960, 592840080, 677531520, 790453440, 948544128, 1185680160, 1580906880, 2371360320, 4742720640]

約数ペア:
[(1, 4742720640), (2, 2371360320), (3, 1580906880), (4, 1185680160), (5, 948544128), (6, 790453440), (7, 677531520), (8, 592840080), (9, 526968960), (10, 474272064), (12, 395226720), (14, 338765760), (15, 316181376), (16, 296420040), (18, 263484480), (20, 237136032), (21, 225843840), (24, 197613360), (27, 175656320), (28, 169382880), (30, 158090688), (32, 148210020), (35, 135506304), (36, 131742240), (40, 118568016), (42, 112921920), (45, 105393792), (48, 98806680), (54, 87828160), (56, 84691440), (60, 79045344), (63, 75281280), (64, 74105010), (70, 67753152), (72, 65871120), (80, 59284008), (84, 56460960), (90, 52696896), (96, 49403340), (105, 45168768), (108, 43914080), (112, 42345720), (120, 39522672), (126, 37640640), (128, 37052505), (135, 35131264), (140, 33876576), (144, 32935560), (160, 29642004), (168, 28230480), (180, 26348448), (189, 25093760), (192, 24701670), (210, 22584384), (216, 21957040), (224, 21172860), (240, 19761336), (252, 18820320), (270, 17565632), (280, 16938288), (288, 16467780), (315, 15056256), (320, 14821002), (336, 14115240), (360, 13174224), (378, 12546880), (384, 12350835), (420, 11292192), (432, 10978520), (448, 10586430), (480, 9880668), (504, 9410160), (540, 8782816), (560, 8469144), (576, 8233890), (630, 7528128), (640, 7410501), (672, 7057620), (720, 6587112), (756, 6273440), (840, 5646096), (864, 5489260), (896, 5293215), (945, 5018752), (960, 4940334), (1008, 4705080), (1080, 4391408), (1120, 4234572), (1152, 4116945), (1260, 3764064), (1344, 3528810), (1440, 3293556), (1512, 3136720), (1680, 2823048), (1728, 2744630), (1890, 2509376), (1920, 2470167), (2016, 2352540), (2160, 2195704), (2240, 2117286), (2520, 1882032), (2688, 1764405), (2880, 1646778), (3024, 1568360), (3360, 1411524), (3456, 1372315), (3780, 1254688), (4032, 1176270), (4320, 1097852), (4480, 1058643), (5040, 941016), (5760, 823389), (6048, 784180), (6720, 705762), (7560, 627344), (8064, 588135), (8640, 548926), (10080, 470508), (12096, 392090), (13440, 352881), (15120, 313672), (17280, 274463), (20160, 235254), (24192, 196045), (30240, 156836), (39209, 120960), (40320, 117627), (60480, 78418)]

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