251151360

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:308

約数の個数: 176

約数和(自身を含む): 817096896

約数和(自身を除く): 565945536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 192, 197, 240, 249, 256, 320, 332, 384, 394, 415, 480, 498, 512, 591, 640, 664, 768, 788, 830, 960, 985, 996, 1024, 1182, 1245, 1280, 1328, 1536, 1576, 1660, 1920, 1970, 1992, 2364, 2490, 2560, 2656, 2955, 3072, 3152, 3320, 3840, 3940, 3984, 4728, 4980, 5120, 5312, 5910, 6304, 6640, 7680, 7880, 7968, 9456, 9960, 10624, 11820, 12608, 13280, 15360, 15760, 15936, 16351, 18912, 19920, 21248, 23640, 25216, 26560, 31520, 31872, 32702, 37824, 39840, 42496, 47280, 49053, 50432, 53120, 63040, 63744, 65404, 75648, 79680, 81755, 84992, 94560, 98106, 100864, 106240, 126080, 127488, 130808, 151296, 159360, 163510, 189120, 196212, 201728, 212480, 245265, 252160, 254976, 261616, 302592, 318720, 327020, 378240, 392424, 424960, 490530, 504320, 523232, 605184, 637440, 654040, 756480, 784848, 981060, 1008640, 1046464, 1274880, 1308080, 1512960, 1569696, 1962120, 2092928, 2616160, 3025920, 3139392, 3924240, 4185856, 5232320, 6278784, 7848480, 8371712, 10464640, 12557568, 15696960, 16743424, 20929280, 25115136, 31393920, 41858560, 50230272, 62787840, 83717120, 125575680, 251151360]

約数ペア:

[(1, 251151360), (2, 125575680), (3, 83717120), (4, 62787840), (5, 50230272), (6, 41858560), (8, 31393920), (10, 25115136), (12, 20929280), (15, 16743424), (16, 15696960), (20, 12557568), (24, 10464640), (30, 8371712), (32, 7848480), (40, 6278784), (48, 5232320), (60, 4185856), (64, 3924240), (80, 3139392), (83, 3025920), (96, 2616160), (120, 2092928), (128, 1962120), (160, 1569696), (166, 1512960), (192, 1308080), (197, 1274880), (240, 1046464), (249, 1008640), (256, 981060), (320, 784848), (332, 756480), (384, 654040), (394, 637440), (415, 605184), (480, 523232), (498, 504320), (512, 490530), (591, 424960), (640, 392424), (664, 378240), (768, 327020), (788, 318720), (830, 302592), (960, 261616), (985, 254976), (996, 252160), (1024, 245265), (1182, 212480), (1245, 201728), (1280, 196212), (1328, 189120), (1536, 163510), (1576, 159360), (1660, 151296), (1920, 130808), (1970, 127488), (1992, 126080), (2364, 106240), (2490, 100864), (2560, 98106), (2656, 94560), (2955, 84992), (3072, 81755), (3152, 79680), (3320, 75648), (3840, 65404), (3940, 63744), (3984, 63040), (4728, 53120), (4980, 50432), (5120, 49053), (5312, 47280), (5910, 42496), (6304, 39840), (6640, 37824), (7680, 32702), (7880, 31872), (7968, 31520), (9456, 26560), (9960, 25216), (10624, 23640), (11820, 21248), (12608, 19920), (13280, 18912), (15360, 16351), (15760, 15936)]