197874240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 224

約数和(自身を含む): 665195520

約数和(自身を除く): 467321280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 61, 62, 64, 80, 93, 96, 109, 120, 122, 124, 155, 160, 183, 186, 192, 218, 240, 244, 248, 305, 310, 320, 327, 366, 372, 436, 465, 480, 488, 496, 545, 610, 620, 654, 732, 744, 872, 915, 930, 960, 976, 992, 1090, 1220, 1240, 1308, 1464, 1488, 1635, 1744, 1830, 1860, 1891, 1952, 1984, 2180, 2440, 2480, 2616, 2928, 2976, 3270, 3379, 3488, 3660, 3720, 3782, 3904, 4360, 4880, 4960, 5232, 5673, 5856, 5952, 6540, 6649, 6758, 6976, 7320, 7440, 7564, 8720, 9455, 9760, 9920, 10137, 10464, 11346, 11712, 13080, 13298, 13516, 14640, 14880, 15128, 16895, 17440, 18910, 19520, 19947, 20274, 20928, 22692, 26160, 26596, 27032, 28365, 29280, 29760, 30256, 33245, 33790, 34880, 37820, 39894, 40548, 45384, 50685, 52320, 53192, 54064, 56730, 58560, 60512, 66490, 67580, 75640, 79788, 81096, 90768, 99735, 101370, 104640, 106384, 108128, 113460, 121024, 132980, 135160, 151280, 159576, 162192, 181536, 199470, 202740, 206119, 212768, 216256, 226920, 265960, 270320, 302560, 319152, 324384, 363072, 398940, 405480, 412238, 425536, 453840, 531920, 540640, 605120, 618357, 638304, 648768, 797880, 810960, 824476, 907680, 1030595, 1063840, 1081280, 1236714, 1276608, 1595760, 1621920, 1648952, 1815360, 2061190, 2127680, 2473428, 3091785, 3191520, 3243840, 3297904, 4122380, 4946856, 6183570, 6383040, 6595808, 8244760, 9893712, 12367140, 13191616, 16489520, 19787424, 24734280, 32979040, 39574848, 49468560, 65958080, 98937120, 197874240]

約数ペア:

[(1, 197874240), (2, 98937120), (3, 65958080), (4, 49468560), (5, 39574848), (6, 32979040), (8, 24734280), (10, 19787424), (12, 16489520), (15, 13191616), (16, 12367140), (20, 9893712), (24, 8244760), (30, 6595808), (31, 6383040), (32, 6183570), (40, 4946856), (48, 4122380), (60, 3297904), (61, 3243840), (62, 3191520), (64, 3091785), (80, 2473428), (93, 2127680), (96, 2061190), (109, 1815360), (120, 1648952), (122, 1621920), (124, 1595760), (155, 1276608), (160, 1236714), (183, 1081280), (186, 1063840), (192, 1030595), (218, 907680), (240, 824476), (244, 810960), (248, 797880), (305, 648768), (310, 638304), (320, 618357), (327, 605120), (366, 540640), (372, 531920), (436, 453840), (465, 425536), (480, 412238), (488, 405480), (496, 398940), (545, 363072), (610, 324384), (620, 319152), (654, 302560), (732, 270320), (744, 265960), (872, 226920), (915, 216256), (930, 212768), (960, 206119), (976, 202740), (992, 199470), (1090, 181536), (1220, 162192), (1240, 159576), (1308, 151280), (1464, 135160), (1488, 132980), (1635, 121024), (1744, 113460), (1830, 108128), (1860, 106384), (1891, 104640), (1952, 101370), (1984, 99735), (2180, 90768), (2440, 81096), (2480, 79788), (2616, 75640), (2928, 67580), (2976, 66490), (3270, 60512), (3379, 58560), (3488, 56730), (3660, 54064), (3720, 53192), (3782, 52320), (3904, 50685), (4360, 45384), (4880, 40548), (4960, 39894), (5232, 37820), (5673, 34880), (5856, 33790), (5952, 33245), (6540, 30256), (6649, 29760), (6758, 29280), (6976, 28365), (7320, 27032), (7440, 26596), (7564, 26160), (8720, 22692), (9455, 20928), (9760, 20274), (9920, 19947), (10137, 19520), (10464, 18910), (11346, 17440), (11712, 16895), (13080, 15128), (13298, 14880), (13516, 14640)]