68013120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:405

約数の個数: 224

約数和(自身を含む): 256032000

約数和(自身を除く): 188018880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 280, 290, 320, 336, 348, 349, 406, 420, 435, 448, 464, 480, 560, 580, 609, 672, 696, 698, 812, 840, 870, 928, 960, 1015, 1047, 1120, 1160, 1218, 1344, 1392, 1396, 1624, 1680, 1740, 1745, 1856, 2030, 2094, 2240, 2320, 2436, 2443, 2784, 2792, 3045, 3248, 3360, 3480, 3490, 4060, 4188, 4640, 4872, 4886, 5235, 5568, 5584, 6090, 6496, 6720, 6960, 6980, 7329, 8120, 8376, 9280, 9744, 9772, 10121, 10470, 11168, 12180, 12215, 12992, 13920, 13960, 14658, 16240, 16752, 19488, 19544, 20242, 20940, 22336, 24360, 24430, 27840, 27920, 29316, 30363, 32480, 33504, 36645, 38976, 39088, 40484, 41880, 48720, 48860, 50605, 55840, 58632, 60726, 64960, 67008, 70847, 73290, 78176, 80968, 83760, 97440, 97720, 101210, 111680, 117264, 121452, 141694, 146580, 151815, 156352, 161936, 167520, 194880, 195440, 202420, 212541, 234528, 242904, 283388, 293160, 303630, 323872, 335040, 354235, 390880, 404840, 425082, 469056, 485808, 566776, 586320, 607260, 647744, 708470, 781760, 809680, 850164, 971616, 1062705, 1133552, 1172640, 1214520, 1416940, 1619360, 1700328, 1943232, 2125410, 2267104, 2345280, 2429040, 2833880, 3238720, 3400656, 4250820, 4534208, 4858080, 5667760, 6801312, 8501640, 9716160, 11335520, 13602624, 17003280, 22671040, 34006560, 68013120]

約数ペア:

[(1, 68013120), (2, 34006560), (3, 22671040), (4, 17003280), (5, 13602624), (6, 11335520), (7, 9716160), (8, 8501640), (10, 6801312), (12, 5667760), (14, 4858080), (15, 4534208), (16, 4250820), (20, 3400656), (21, 3238720), (24, 2833880), (28, 2429040), (29, 2345280), (30, 2267104), (32, 2125410), (35, 1943232), (40, 1700328), (42, 1619360), (48, 1416940), (56, 1214520), (58, 1172640), (60, 1133552), (64, 1062705), (70, 971616), (80, 850164), (84, 809680), (87, 781760), (96, 708470), (105, 647744), (112, 607260), (116, 586320), (120, 566776), (140, 485808), (145, 469056), (160, 425082), (168, 404840), (174, 390880), (192, 354235), (203, 335040), (210, 323872), (224, 303630), (232, 293160), (240, 283388), (280, 242904), (290, 234528), (320, 212541), (336, 202420), (348, 195440), (349, 194880), (406, 167520), (420, 161936), (435, 156352), (448, 151815), (464, 146580), (480, 141694), (560, 121452), (580, 117264), (609, 111680), (672, 101210), (696, 97720), (698, 97440), (812, 83760), (840, 80968), (870, 78176), (928, 73290), (960, 70847), (1015, 67008), (1047, 64960), (1120, 60726), (1160, 58632), (1218, 55840), (1344, 50605), (1392, 48860), (1396, 48720), (1624, 41880), (1680, 40484), (1740, 39088), (1745, 38976), (1856, 36645), (2030, 33504), (2094, 32480), (2240, 30363), (2320, 29316), (2436, 27920), (2443, 27840), (2784, 24430), (2792, 24360), (3045, 22336), (3248, 20940), (3360, 20242), (3480, 19544), (3490, 19488), (4060, 16752), (4188, 16240), (4640, 14658), (4872, 13960), (4886, 13920), (5235, 12992), (5568, 12215), (5584, 12180), (6090, 11168), (6496, 10470), (6720, 10121), (6960, 9772), (6980, 9744), (7329, 9280), (8120, 8376)]