491984640

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{6101}}^1$

素因数の和:6135

約数の個数: 216

約数和(自身を含む): 1945708128

約数和(自身を除く): 1453723488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6101, 6720, 8064, 8960, 10080, 11520, 12202, 13440, 16128, 18303, 20160, 24404, 26880, 30505, 36606, 40320, 42707, 48808, 54909, 61010, 73212, 80640, 85414, 91515, 97616, 109818, 122020, 128121, 146424, 170828, 183030, 195232, 213535, 219636, 244040, 256242, 274545, 292848, 341656, 366060, 384363, 390464, 427070, 439272, 488080, 512484, 549090, 585696, 640605, 683312, 732120, 768726, 780928, 854140, 878544, 976160, 1024968, 1098180, 1171392, 1281210, 1366624, 1464240, 1537452, 1561856, 1708280, 1757088, 1921815, 1952320, 2049936, 2196360, 2342784, 2562420, 2733248, 2928480, 3074904, 3416560, 3514176, 3843630, 3904640, 4099872, 4392720, 4685568, 5124840, 5466496, 5856960, 6149808, 6833120, 7028352, 7687260, 7809280, 8199744, 8785440, 10249680, 10932992, 11713920, 12299616, 13666240, 14056704, 15374520, 16399488, 17570880, 20499360, 23427840, 24599232, 27332480, 30749040, 32798976, 35141760, 40998720, 49198464, 54664960, 61498080, 70283520, 81997440, 98396928, 122996160, 163994880, 245992320, 491984640]

約数ペア:

[(1, 491984640), (2, 245992320), (3, 163994880), (4, 122996160), (5, 98396928), (6, 81997440), (7, 70283520), (8, 61498080), (9, 54664960), (10, 49198464), (12, 40998720), (14, 35141760), (15, 32798976), (16, 30749040), (18, 27332480), (20, 24599232), (21, 23427840), (24, 20499360), (28, 17570880), (30, 16399488), (32, 15374520), (35, 14056704), (36, 13666240), (40, 12299616), (42, 11713920), (45, 10932992), (48, 10249680), (56, 8785440), (60, 8199744), (63, 7809280), (64, 7687260), (70, 7028352), (72, 6833120), (80, 6149808), (84, 5856960), (90, 5466496), (96, 5124840), (105, 4685568), (112, 4392720), (120, 4099872), (126, 3904640), (128, 3843630), (140, 3514176), (144, 3416560), (160, 3074904), (168, 2928480), (180, 2733248), (192, 2562420), (210, 2342784), (224, 2196360), (240, 2049936), (252, 1952320), (256, 1921815), (280, 1757088), (288, 1708280), (315, 1561856), (320, 1537452), (336, 1464240), (360, 1366624), (384, 1281210), (420, 1171392), (448, 1098180), (480, 1024968), (504, 976160), (560, 878544), (576, 854140), (630, 780928), (640, 768726), (672, 732120), (720, 683312), (768, 640605), (840, 585696), (896, 549090), (960, 512484), (1008, 488080), (1120, 439272), (1152, 427070), (1260, 390464), (1280, 384363), (1344, 366060), (1440, 341656), (1680, 292848), (1792, 274545), (1920, 256242), (2016, 244040), (2240, 219636), (2304, 213535), (2520, 195232), (2688, 183030), (2880, 170828), (3360, 146424), (3840, 128121), (4032, 122020), (4480, 109818), (5040, 97616), (5376, 91515), (5760, 85414), (6101, 80640), (6720, 73212), (8064, 61010), (8960, 54909), (10080, 48808), (11520, 42707), (12202, 40320), (13440, 36606), (16128, 30505), (18303, 26880), (20160, 24404)]