About the Number

485839440

485839439 ← → 485839441

2進数表記:11100111101010101001001010000

漢数字表記:四億八千五百八十三万九千四百四十

素因数分解:

2 4 × 3 2 × 5 1 × 31 1 × 21767 1

素因数の和:21817
約数の個数: 120
約数和(自身を含む): 1684320768
約数和(自身を除く): 1198481328

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 21767, 22320, 43534, 65301, 87068, 108835, 130602, 174136, 195903, 217670, 261204, 326505, 348272, 391806, 435340, 522408, 653010, 674777, 783612, 870680, 979515, 1044816, 1306020, 1349554, 1567224, 1741360, 1959030, 2024331, 2612040, 2699108, 3134448, 3373885, 3918060, 4048662, 5224080, 5398216, 6072993, 6747770, 7836120, 8097324, 10121655, 10796432, 12145986, 13495540, 15672240, 16194648, 20243310, 24291972, 26991080, 30364965, 32389296, 40486620, 48583944, 53982160, 60729930, 80973240, 97167888, 121459860, 161946480, 242919720, 485839440]

約数ペア:
[(1, 485839440), (2, 242919720), (3, 161946480), (4, 121459860), (5, 97167888), (6, 80973240), (8, 60729930), (9, 53982160), (10, 48583944), (12, 40486620), (15, 32389296), (16, 30364965), (18, 26991080), (20, 24291972), (24, 20243310), (30, 16194648), (31, 15672240), (36, 13495540), (40, 12145986), (45, 10796432), (48, 10121655), (60, 8097324), (62, 7836120), (72, 6747770), (80, 6072993), (90, 5398216), (93, 5224080), (120, 4048662), (124, 3918060), (144, 3373885), (155, 3134448), (180, 2699108), (186, 2612040), (240, 2024331), (248, 1959030), (279, 1741360), (310, 1567224), (360, 1349554), (372, 1306020), (465, 1044816), (496, 979515), (558, 870680), (620, 783612), (720, 674777), (744, 653010), (930, 522408), (1116, 435340), (1240, 391806), (1395, 348272), (1488, 326505), (1860, 261204), (2232, 217670), (2480, 195903), (2790, 174136), (3720, 130602), (4464, 108835), (5580, 87068), (7440, 65301), (11160, 43534), (21767, 22320)]

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