65978880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 240

約数和(自身を含む): 235109952

約数和(自身を除く): 169131072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 71, 80, 88, 96, 110, 120, 121, 128, 132, 142, 160, 165, 176, 192, 213, 220, 240, 242, 256, 264, 284, 320, 330, 352, 355, 363, 384, 426, 440, 480, 484, 512, 528, 568, 605, 640, 660, 704, 710, 726, 768, 781, 852, 880, 960, 968, 1056, 1065, 1136, 1210, 1280, 1320, 1408, 1420, 1452, 1536, 1562, 1704, 1760, 1815, 1920, 1936, 2112, 2130, 2272, 2343, 2420, 2560, 2640, 2816, 2840, 2904, 3124, 3408, 3520, 3630, 3840, 3872, 3905, 4224, 4260, 4544, 4686, 4840, 5280, 5632, 5680, 5808, 6248, 6816, 7040, 7260, 7680, 7744, 7810, 8448, 8520, 8591, 9088, 9372, 9680, 10560, 11360, 11616, 11715, 12496, 13632, 14080, 14520, 15488, 15620, 16896, 17040, 17182, 18176, 18744, 19360, 21120, 22720, 23232, 23430, 24992, 25773, 27264, 28160, 29040, 30976, 31240, 34080, 34364, 36352, 37488, 38720, 42240, 42955, 45440, 46464, 46860, 49984, 51546, 54528, 58080, 61952, 62480, 68160, 68728, 74976, 77440, 84480, 85910, 90880, 92928, 93720, 99968, 103092, 109056, 116160, 124960, 128865, 136320, 137456, 149952, 154880, 171820, 181760, 185856, 187440, 199936, 206184, 232320, 249920, 257730, 272640, 274912, 299904, 309760, 343640, 374880, 399872, 412368, 464640, 499840, 515460, 545280, 549824, 599808, 687280, 749760, 824736, 929280, 999680, 1030920, 1099648, 1199616, 1374560, 1499520, 1649472, 1999360, 2061840, 2199296, 2749120, 2999040, 3298944, 4123680, 4398592, 5498240, 5998080, 6597888, 8247360, 10996480, 13195776, 16494720, 21992960, 32989440, 65978880]

約数ペア:

[(1, 65978880), (2, 32989440), (3, 21992960), (4, 16494720), (5, 13195776), (6, 10996480), (8, 8247360), (10, 6597888), (11, 5998080), (12, 5498240), (15, 4398592), (16, 4123680), (20, 3298944), (22, 2999040), (24, 2749120), (30, 2199296), (32, 2061840), (33, 1999360), (40, 1649472), (44, 1499520), (48, 1374560), (55, 1199616), (60, 1099648), (64, 1030920), (66, 999680), (71, 929280), (80, 824736), (88, 749760), (96, 687280), (110, 599808), (120, 549824), (121, 545280), (128, 515460), (132, 499840), (142, 464640), (160, 412368), (165, 399872), (176, 374880), (192, 343640), (213, 309760), (220, 299904), (240, 274912), (242, 272640), (256, 257730), (264, 249920), (284, 232320), (320, 206184), (330, 199936), (352, 187440), (355, 185856), (363, 181760), (384, 171820), (426, 154880), (440, 149952), (480, 137456), (484, 136320), (512, 128865), (528, 124960), (568, 116160), (605, 109056), (640, 103092), (660, 99968), (704, 93720), (710, 92928), (726, 90880), (768, 85910), (781, 84480), (852, 77440), (880, 74976), (960, 68728), (968, 68160), (1056, 62480), (1065, 61952), (1136, 58080), (1210, 54528), (1280, 51546), (1320, 49984), (1408, 46860), (1420, 46464), (1452, 45440), (1536, 42955), (1562, 42240), (1704, 38720), (1760, 37488), (1815, 36352), (1920, 34364), (1936, 34080), (2112, 31240), (2130, 30976), (2272, 29040), (2343, 28160), (2420, 27264), (2560, 25773), (2640, 24992), (2816, 23430), (2840, 23232), (2904, 22720), (3124, 21120), (3408, 19360), (3520, 18744), (3630, 18176), (3840, 17182), (3872, 17040), (3905, 16896), (4224, 15620), (4260, 15488), (4544, 14520), (4686, 14080), (4840, 13632), (5280, 12496), (5632, 11715), (5680, 11616), (5808, 11360), (6248, 10560), (6816, 9680), (7040, 9372), (7260, 9088), (7680, 8591), (7744, 8520), (7810, 8448)]