About the Number
640631040
2進数表記:100110001011110100000100000000
漢数字表記:六億四千六十三万千四十
素因数分解:
素因数の和:23864
約数の個数: 144
約数和(自身を含む): 2338401408
約数和(自身を除く): 1697770368
約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 23833, 26880, 47666, 71499, 95332, 119165, 142998, 166831, 190664, 238330, 285996, 333662, 357495, 381328, 476660, 500493, 571992, 667324, 714990, 762656, 834155, 953320, 1000986, 1143984, 1334648, 1429980, 1525312, 1668310, 1906640, 2001972, 2287968, 2502465, 2669296, 2859960, 3050624, 3336620, 3813280, 4003944, 4575936, 5004930, 5338592, 5719920, 6101248, 6673240, 7626560, 8007888, 9151872, 10009860, 10677184, 11439840, 13346480, 15253120, 16015776, 18303744, 20019720, 21354368, 22879680, 26692960, 30506240, 32031552, 40039440, 42708736, 45759360, 53385920, 64063104, 80078880, 91518720, 106771840, 128126208, 160157760, 213543680, 320315520, 640631040]
約数ペア:
[(1, 640631040), (2, 320315520), (3, 213543680), (4, 160157760), (5, 128126208), (6, 106771840), (7, 91518720), (8, 80078880), (10, 64063104), (12, 53385920), (14, 45759360), (15, 42708736), (16, 40039440), (20, 32031552), (21, 30506240), (24, 26692960), (28, 22879680), (30, 21354368), (32, 20019720), (35, 18303744), (40, 16015776), (42, 15253120), (48, 13346480), (56, 11439840), (60, 10677184), (64, 10009860), (70, 9151872), (80, 8007888), (84, 7626560), (96, 6673240), (105, 6101248), (112, 5719920), (120, 5338592), (128, 5004930), (140, 4575936), (160, 4003944), (168, 3813280), (192, 3336620), (210, 3050624), (224, 2859960), (240, 2669296), (256, 2502465), (280, 2287968), (320, 2001972), (336, 1906640), (384, 1668310), (420, 1525312), (448, 1429980), (480, 1334648), (560, 1143984), (640, 1000986), (672, 953320), (768, 834155), (840, 762656), (896, 714990), (960, 667324), (1120, 571992), (1280, 500493), (1344, 476660), (1680, 381328), (1792, 357495), (1920, 333662), (2240, 285996), (2688, 238330), (3360, 190664), (3840, 166831), (4480, 142998), (5376, 119165), (6720, 95332), (8960, 71499), (13440, 47666), (23833, 26880)]このpageの処理時間: 0.012933492660522461 seconds