254672640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{7369}}^1$

素因数の和:7399

約数の個数: 144

約数和(自身を含む): 903856800

約数和(自身を除く): 649184160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 7369, 8640, 11520, 14738, 17280, 22107, 29476, 34560, 36845, 44214, 58952, 66321, 73690, 88428, 110535, 117904, 132642, 147380, 176856, 198963, 221070, 235808, 265284, 294760, 331605, 353712, 397926, 442140, 471616, 530568, 589520, 663210, 707424, 795852, 884280, 943232, 994815, 1061136, 1179040, 1326420, 1414848, 1591704, 1768560, 1886464, 1989630, 2122272, 2358080, 2652840, 2829696, 3183408, 3537120, 3979260, 4244544, 4716160, 5305680, 5659392, 6366816, 7074240, 7958520, 8489088, 9432320, 10611360, 12733632, 14148480, 15917040, 16978176, 21222720, 25467264, 28296960, 31834080, 42445440, 50934528, 63668160, 84890880, 127336320, 254672640]

約数ペア:

[(1, 254672640), (2, 127336320), (3, 84890880), (4, 63668160), (5, 50934528), (6, 42445440), (8, 31834080), (9, 28296960), (10, 25467264), (12, 21222720), (15, 16978176), (16, 15917040), (18, 14148480), (20, 12733632), (24, 10611360), (27, 9432320), (30, 8489088), (32, 7958520), (36, 7074240), (40, 6366816), (45, 5659392), (48, 5305680), (54, 4716160), (60, 4244544), (64, 3979260), (72, 3537120), (80, 3183408), (90, 2829696), (96, 2652840), (108, 2358080), (120, 2122272), (128, 1989630), (135, 1886464), (144, 1768560), (160, 1591704), (180, 1414848), (192, 1326420), (216, 1179040), (240, 1061136), (256, 994815), (270, 943232), (288, 884280), (320, 795852), (360, 707424), (384, 663210), (432, 589520), (480, 530568), (540, 471616), (576, 442140), (640, 397926), (720, 353712), (768, 331605), (864, 294760), (960, 265284), (1080, 235808), (1152, 221070), (1280, 198963), (1440, 176856), (1728, 147380), (1920, 132642), (2160, 117904), (2304, 110535), (2880, 88428), (3456, 73690), (3840, 66321), (4320, 58952), (5760, 44214), (6912, 36845), (7369, 34560), (8640, 29476), (11520, 22107), (14738, 17280)]