About the Number

129282720

129282719 ← → 129282721

2進数表記:111101101001011001010100000

漢数字表記:一億二千九百二十八万二千七百二十

素因数分解:

2 5 × 3 1 × 5 1 × 7 1 × 109 1 × 353 1

素因数の和:487
約数の個数: 192
約数和(自身を含む): 471018240
約数和(自身を除く): 341735520

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, 70, 80, 84, 96, 105, 109, 112, 120, 140, 160, 168, 210, 218, 224, 240, 280, 327, 336, 353, 420, 436, 480, 545, 560, 654, 672, 706, 763, 840, 872, 1059, 1090, 1120, 1308, 1412, 1526, 1635, 1680, 1744, 1765, 2118, 2180, 2289, 2471, 2616, 2824, 3052, 3270, 3360, 3488, 3530, 3815, 4236, 4360, 4578, 4942, 5232, 5295, 5648, 6104, 6540, 7060, 7413, 7630, 8472, 8720, 9156, 9884, 10464, 10590, 11296, 11445, 12208, 12355, 13080, 14120, 14826, 15260, 16944, 17440, 18312, 19768, 21180, 22890, 24416, 24710, 26160, 28240, 29652, 30520, 33888, 36624, 37065, 38477, 39536, 42360, 45780, 49420, 52320, 56480, 59304, 61040, 73248, 74130, 76954, 79072, 84720, 91560, 98840, 115431, 118608, 122080, 148260, 153908, 169440, 183120, 192385, 197680, 230862, 237216, 269339, 296520, 307816, 366240, 384770, 395360, 461724, 538678, 577155, 593040, 615632, 769540, 808017, 923448, 1077356, 1154310, 1186080, 1231264, 1346695, 1539080, 1616034, 1846896, 2154712, 2308620, 2693390, 3078160, 3232068, 3693792, 4040085, 4309424, 4617240, 5386780, 6156320, 6464136, 8080170, 8618848, 9234480, 10773560, 12928272, 16160340, 18468960, 21547120, 25856544, 32320680, 43094240, 64641360, 129282720]

約数ペア:
[(1, 129282720), (2, 64641360), (3, 43094240), (4, 32320680), (5, 25856544), (6, 21547120), (7, 18468960), (8, 16160340), (10, 12928272), (12, 10773560), (14, 9234480), (15, 8618848), (16, 8080170), (20, 6464136), (21, 6156320), (24, 5386780), (28, 4617240), (30, 4309424), (32, 4040085), (35, 3693792), (40, 3232068), (42, 3078160), (48, 2693390), (56, 2308620), (60, 2154712), (70, 1846896), (80, 1616034), (84, 1539080), (96, 1346695), (105, 1231264), (109, 1186080), (112, 1154310), (120, 1077356), (140, 923448), (160, 808017), (168, 769540), (210, 615632), (218, 593040), (224, 577155), (240, 538678), (280, 461724), (327, 395360), (336, 384770), (353, 366240), (420, 307816), (436, 296520), (480, 269339), (545, 237216), (560, 230862), (654, 197680), (672, 192385), (706, 183120), (763, 169440), (840, 153908), (872, 148260), (1059, 122080), (1090, 118608), (1120, 115431), (1308, 98840), (1412, 91560), (1526, 84720), (1635, 79072), (1680, 76954), (1744, 74130), (1765, 73248), (2118, 61040), (2180, 59304), (2289, 56480), (2471, 52320), (2616, 49420), (2824, 45780), (3052, 42360), (3270, 39536), (3360, 38477), (3488, 37065), (3530, 36624), (3815, 33888), (4236, 30520), (4360, 29652), (4578, 28240), (4942, 26160), (5232, 24710), (5295, 24416), (5648, 22890), (6104, 21180), (6540, 19768), (7060, 18312), (7413, 17440), (7630, 16944), (8472, 15260), (8720, 14826), (9156, 14120), (9884, 13080), (10464, 12355), (10590, 12208), (11296, 11445)]

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