28865760

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 288

約数和(自身を含む): 115831296

約数和(自身を除く): 86965536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 71, 77, 80, 84, 88, 96, 105, 110, 112, 120, 121, 132, 140, 142, 154, 160, 165, 168, 176, 210, 213, 220, 224, 231, 240, 242, 264, 280, 284, 308, 330, 336, 352, 355, 363, 385, 420, 426, 440, 462, 480, 484, 497, 528, 560, 568, 605, 616, 660, 672, 710, 726, 770, 781, 840, 847, 852, 880, 924, 968, 994, 1056, 1065, 1120, 1136, 1155, 1210, 1232, 1320, 1420, 1452, 1491, 1540, 1562, 1680, 1694, 1704, 1760, 1815, 1848, 1936, 1988, 2130, 2272, 2310, 2343, 2420, 2464, 2485, 2541, 2640, 2840, 2904, 2982, 3080, 3124, 3360, 3388, 3408, 3630, 3696, 3872, 3905, 3976, 4235, 4260, 4620, 4686, 4840, 4970, 5082, 5280, 5467, 5680, 5808, 5964, 6160, 6248, 6776, 6816, 7260, 7392, 7455, 7810, 7952, 8470, 8520, 8591, 9240, 9372, 9680, 9940, 10164, 10934, 11360, 11616, 11715, 11928, 12320, 12496, 12705, 13552, 14520, 14910, 15620, 15904, 16401, 16940, 17040, 17182, 18480, 18744, 19360, 19880, 20328, 21868, 23430, 23856, 24992, 25410, 25773, 27104, 27335, 29040, 29820, 31240, 32802, 33880, 34080, 34364, 36960, 37488, 39760, 40656, 42955, 43736, 46860, 47712, 50820, 51546, 54670, 58080, 59640, 60137, 62480, 65604, 67760, 68728, 74976, 79520, 81312, 82005, 85910, 87472, 93720, 101640, 103092, 109340, 119280, 120274, 124960, 128865, 131208, 135520, 137456, 164010, 171820, 174944, 180411, 187440, 203280, 206184, 218680, 238560, 240548, 257730, 262416, 274912, 300685, 328020, 343640, 360822, 374880, 406560, 412368, 437360, 481096, 515460, 524832, 601370, 656040, 687280, 721644, 824736, 874720, 902055, 962192, 1030920, 1202740, 1312080, 1374560, 1443288, 1804110, 1924384, 2061840, 2405480, 2624160, 2886576, 3608220, 4123680, 4810960, 5773152, 7216440, 9621920, 14432880, 28865760]

約数ペア:

[(1, 28865760), (2, 14432880), (3, 9621920), (4, 7216440), (5, 5773152), (6, 4810960), (7, 4123680), (8, 3608220), (10, 2886576), (11, 2624160), (12, 2405480), (14, 2061840), (15, 1924384), (16, 1804110), (20, 1443288), (21, 1374560), (22, 1312080), (24, 1202740), (28, 1030920), (30, 962192), (32, 902055), (33, 874720), (35, 824736), (40, 721644), (42, 687280), (44, 656040), (48, 601370), (55, 524832), (56, 515460), (60, 481096), (66, 437360), (70, 412368), (71, 406560), (77, 374880), (80, 360822), (84, 343640), (88, 328020), (96, 300685), (105, 274912), (110, 262416), (112, 257730), (120, 240548), (121, 238560), (132, 218680), (140, 206184), (142, 203280), (154, 187440), (160, 180411), (165, 174944), (168, 171820), (176, 164010), (210, 137456), (213, 135520), (220, 131208), (224, 128865), (231, 124960), (240, 120274), (242, 119280), (264, 109340), (280, 103092), (284, 101640), (308, 93720), (330, 87472), (336, 85910), (352, 82005), (355, 81312), (363, 79520), (385, 74976), (420, 68728), (426, 67760), (440, 65604), (462, 62480), (480, 60137), (484, 59640), (497, 58080), (528, 54670), (560, 51546), (568, 50820), (605, 47712), (616, 46860), (660, 43736), (672, 42955), (710, 40656), (726, 39760), (770, 37488), (781, 36960), (840, 34364), (847, 34080), (852, 33880), (880, 32802), (924, 31240), (968, 29820), (994, 29040), (1056, 27335), (1065, 27104), (1120, 25773), (1136, 25410), (1155, 24992), (1210, 23856), (1232, 23430), (1320, 21868), (1420, 20328), (1452, 19880), (1491, 19360), (1540, 18744), (1562, 18480), (1680, 17182), (1694, 17040), (1704, 16940), (1760, 16401), (1815, 15904), (1848, 15620), (1936, 14910), (1988, 14520), (2130, 13552), (2272, 12705), (2310, 12496), (2343, 12320), (2420, 11928), (2464, 11715), (2485, 11616), (2541, 11360), (2640, 10934), (2840, 10164), (2904, 9940), (2982, 9680), (3080, 9372), (3124, 9240), (3360, 8591), (3388, 8520), (3408, 8470), (3630, 7952), (3696, 7810), (3872, 7455), (3905, 7392), (3976, 7260), (4235, 6816), (4260, 6776), (4620, 6248), (4686, 6160), (4840, 5964), (4970, 5808), (5082, 5680), (5280, 5467)]