About the Number

129710880

129710879 ← → 129710881

2進数表記:111101110110011101100100000

漢数字表記:一億二千九百七十一万八百八十

素因数分解:

2 5 × 3 2 × 5 1 × 13 3 × 41 1

素因数の和:101
約数の個数: 288
約数和(自身を含む): 491203440
約数和(自身を除く): 361492560

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 41, 45, 48, 52, 60, 65, 72, 78, 80, 82, 90, 96, 104, 117, 120, 123, 130, 144, 156, 160, 164, 169, 180, 195, 205, 208, 234, 240, 246, 260, 288, 312, 328, 338, 360, 369, 390, 410, 416, 468, 480, 492, 507, 520, 533, 585, 615, 624, 656, 676, 720, 738, 780, 820, 845, 936, 984, 1014, 1040, 1066, 1170, 1230, 1248, 1312, 1352, 1440, 1476, 1521, 1560, 1599, 1640, 1690, 1845, 1872, 1968, 2028, 2080, 2132, 2197, 2340, 2460, 2535, 2665, 2704, 2952, 3042, 3120, 3198, 3280, 3380, 3690, 3744, 3936, 4056, 4264, 4394, 4680, 4797, 4920, 5070, 5330, 5408, 5904, 6084, 6240, 6396, 6560, 6591, 6760, 6929, 7380, 7605, 7995, 8112, 8528, 8788, 9360, 9594, 9840, 10140, 10660, 10985, 11808, 12168, 12792, 13182, 13520, 13858, 14760, 15210, 15990, 16224, 17056, 17576, 18720, 19188, 19680, 19773, 20280, 20787, 21320, 21970, 23985, 24336, 25584, 26364, 27040, 27716, 29520, 30420, 31980, 32955, 34645, 35152, 38376, 39546, 40560, 41574, 42640, 43940, 47970, 48672, 51168, 52728, 55432, 59040, 60840, 62361, 63960, 65910, 69290, 70304, 76752, 79092, 81120, 83148, 85280, 87880, 90077, 95940, 98865, 103935, 105456, 110864, 121680, 124722, 127920, 131820, 138580, 153504, 158184, 166296, 175760, 180154, 191880, 197730, 207870, 210912, 221728, 243360, 249444, 255840, 263640, 270231, 277160, 311805, 316368, 332592, 351520, 360308, 383760, 395460, 415740, 450385, 498888, 527280, 540462, 554320, 623610, 632736, 665184, 720616, 767520, 790920, 810693, 831480, 900770, 997776, 1054560, 1080924, 1108640, 1247220, 1351155, 1441232, 1581840, 1621386, 1662960, 1801540, 1995552, 2161848, 2494440, 2702310, 2882464, 3163680, 3242772, 3325920, 3603080, 4053465, 4323696, 4988880, 5404620, 6485544, 7206160, 8106930, 8647392, 9977760, 10809240, 12971088, 14412320, 16213860, 21618480, 25942176, 32427720, 43236960, 64855440, 129710880]

約数ペア:
[(1, 129710880), (2, 64855440), (3, 43236960), (4, 32427720), (5, 25942176), (6, 21618480), (8, 16213860), (9, 14412320), (10, 12971088), (12, 10809240), (13, 9977760), (15, 8647392), (16, 8106930), (18, 7206160), (20, 6485544), (24, 5404620), (26, 4988880), (30, 4323696), (32, 4053465), (36, 3603080), (39, 3325920), (40, 3242772), (41, 3163680), (45, 2882464), (48, 2702310), (52, 2494440), (60, 2161848), (65, 1995552), (72, 1801540), (78, 1662960), (80, 1621386), (82, 1581840), (90, 1441232), (96, 1351155), (104, 1247220), (117, 1108640), (120, 1080924), (123, 1054560), (130, 997776), (144, 900770), (156, 831480), (160, 810693), (164, 790920), (169, 767520), (180, 720616), (195, 665184), (205, 632736), (208, 623610), (234, 554320), (240, 540462), (246, 527280), (260, 498888), (288, 450385), (312, 415740), (328, 395460), (338, 383760), (360, 360308), (369, 351520), (390, 332592), (410, 316368), (416, 311805), (468, 277160), (480, 270231), (492, 263640), (507, 255840), (520, 249444), (533, 243360), (585, 221728), (615, 210912), (624, 207870), (656, 197730), (676, 191880), (720, 180154), (738, 175760), (780, 166296), (820, 158184), (845, 153504), (936, 138580), (984, 131820), (1014, 127920), (1040, 124722), (1066, 121680), (1170, 110864), (1230, 105456), (1248, 103935), (1312, 98865), (1352, 95940), (1440, 90077), (1476, 87880), (1521, 85280), (1560, 83148), (1599, 81120), (1640, 79092), (1690, 76752), (1845, 70304), (1872, 69290), (1968, 65910), (2028, 63960), (2080, 62361), (2132, 60840), (2197, 59040), (2340, 55432), (2460, 52728), (2535, 51168), (2665, 48672), (2704, 47970), (2952, 43940), (3042, 42640), (3120, 41574), (3198, 40560), (3280, 39546), (3380, 38376), (3690, 35152), (3744, 34645), (3936, 32955), (4056, 31980), (4264, 30420), (4394, 29520), (4680, 27716), (4797, 27040), (4920, 26364), (5070, 25584), (5330, 24336), (5408, 23985), (5904, 21970), (6084, 21320), (6240, 20787), (6396, 20280), (6560, 19773), (6591, 19680), (6760, 19188), (6929, 18720), (7380, 17576), (7605, 17056), (7995, 16224), (8112, 15990), (8528, 15210), (8788, 14760), (9360, 13858), (9594, 13520), (9840, 13182), (10140, 12792), (10660, 12168), (10985, 11808)]

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