77601920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 206513280

約数和(自身を除く): 128911360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 73, 80, 88, 110, 128, 146, 151, 160, 176, 220, 292, 302, 320, 352, 365, 440, 584, 604, 640, 704, 730, 755, 803, 880, 1168, 1208, 1408, 1460, 1510, 1606, 1661, 1760, 2336, 2416, 2920, 3020, 3212, 3322, 3520, 4015, 4672, 4832, 5840, 6040, 6424, 6644, 7040, 8030, 8305, 9344, 9664, 11023, 11680, 12080, 12848, 13288, 16060, 16610, 19328, 22046, 23360, 24160, 25696, 26576, 32120, 33220, 44092, 46720, 48320, 51392, 53152, 55115, 64240, 66440, 88184, 96640, 102784, 106304, 110230, 121253, 128480, 132880, 176368, 212608, 220460, 242506, 256960, 265760, 352736, 440920, 485012, 513920, 531520, 606265, 705472, 881840, 970024, 1063040, 1212530, 1410944, 1763680, 1940048, 2425060, 3527360, 3880096, 4850120, 7054720, 7760192, 9700240, 15520384, 19400480, 38800960, 77601920]

約数ペア:

[(1, 77601920), (2, 38800960), (4, 19400480), (5, 15520384), (8, 9700240), (10, 7760192), (11, 7054720), (16, 4850120), (20, 3880096), (22, 3527360), (32, 2425060), (40, 1940048), (44, 1763680), (55, 1410944), (64, 1212530), (73, 1063040), (80, 970024), (88, 881840), (110, 705472), (128, 606265), (146, 531520), (151, 513920), (160, 485012), (176, 440920), (220, 352736), (292, 265760), (302, 256960), (320, 242506), (352, 220460), (365, 212608), (440, 176368), (584, 132880), (604, 128480), (640, 121253), (704, 110230), (730, 106304), (755, 102784), (803, 96640), (880, 88184), (1168, 66440), (1208, 64240), (1408, 55115), (1460, 53152), (1510, 51392), (1606, 48320), (1661, 46720), (1760, 44092), (2336, 33220), (2416, 32120), (2920, 26576), (3020, 25696), (3212, 24160), (3322, 23360), (3520, 22046), (4015, 19328), (4672, 16610), (4832, 16060), (5840, 13288), (6040, 12848), (6424, 12080), (6644, 11680), (7040, 11023), (8030, 9664), (8305, 9344)]