280696320

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 320

約数和(自身を含む): 1037076480

約数和(自身を除く): 756380160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 131, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 256, 262, 270, 279, 288, 310, 320, 360, 372, 384, 393, 432, 465, 480, 496, 512, 524, 540, 558, 576, 620, 640, 655, 720, 744, 768, 786, 837, 864, 930, 960, 992, 1048, 1080, 1116, 1152, 1179, 1240, 1280, 1310, 1395, 1440, 1488, 1536, 1572, 1674, 1728, 1860, 1920, 1965, 1984, 2096, 2160, 2232, 2304, 2358, 2480, 2560, 2620, 2790, 2880, 2976, 3144, 3348, 3456, 3537, 3720, 3840, 3930, 3968, 4061, 4185, 4192, 4320, 4464, 4608, 4716, 4960, 5240, 5580, 5760, 5895, 5952, 6288, 6696, 6912, 7074, 7440, 7680, 7860, 7936, 8122, 8370, 8384, 8640, 8928, 9432, 9920, 10480, 11160, 11520, 11790, 11904, 12183, 12576, 13392, 13824, 14148, 14880, 15720, 15872, 16244, 16740, 16768, 17280, 17685, 17856, 18864, 19840, 20305, 20960, 22320, 23040, 23580, 23808, 24366, 25152, 26784, 28296, 29760, 31440, 32488, 33480, 33536, 34560, 35370, 35712, 36549, 37728, 39680, 40610, 41920, 44640, 47160, 47616, 48732, 50304, 53568, 56592, 59520, 60915, 62880, 64976, 66960, 67072, 69120, 70740, 71424, 73098, 75456, 79360, 81220, 83840, 89280, 94320, 97464, 100608, 107136, 109647, 113184, 119040, 121830, 125760, 129952, 133920, 141480, 142848, 146196, 150912, 162440, 167680, 178560, 182745, 188640, 194928, 201216, 214272, 219294, 226368, 238080, 243660, 251520, 259904, 267840, 282960, 292392, 301824, 324880, 335360, 357120, 365490, 377280, 389856, 428544, 438588, 452736, 487320, 503040, 519808, 535680, 548235, 565920, 584784, 603648, 649760, 714240, 730980, 754560, 779712, 877176, 905472, 974640, 1006080, 1039616, 1071360, 1096470, 1131840, 1169568, 1299520, 1461960, 1509120, 1559424, 1754352, 1810944, 1949280, 2079232, 2142720, 2192940, 2263680, 2339136, 2599040, 2923920, 3018240, 3118848, 3508704, 3898560, 4385880, 4527360, 4678272, 5198080, 5847840, 6237696, 7017408, 7797120, 8771760, 9054720, 9356544, 10396160, 11695680, 14034816, 15594240, 17543520, 18713088, 23391360, 28069632, 31188480, 35087040, 46782720, 56139264, 70174080, 93565440, 140348160, 280696320]

約数ペア:

[(1, 280696320), (2, 140348160), (3, 93565440), (4, 70174080), (5, 56139264), (6, 46782720), (8, 35087040), (9, 31188480), (10, 28069632), (12, 23391360), (15, 18713088), (16, 17543520), (18, 15594240), (20, 14034816), (24, 11695680), (27, 10396160), (30, 9356544), (31, 9054720), (32, 8771760), (36, 7797120), (40, 7017408), (45, 6237696), (48, 5847840), (54, 5198080), (60, 4678272), (62, 4527360), (64, 4385880), (72, 3898560), (80, 3508704), (90, 3118848), (93, 3018240), (96, 2923920), (108, 2599040), (120, 2339136), (124, 2263680), (128, 2192940), (131, 2142720), (135, 2079232), (144, 1949280), (155, 1810944), (160, 1754352), (180, 1559424), (186, 1509120), (192, 1461960), (216, 1299520), (240, 1169568), (248, 1131840), (256, 1096470), (262, 1071360), (270, 1039616), (279, 1006080), (288, 974640), (310, 905472), (320, 877176), (360, 779712), (372, 754560), (384, 730980), (393, 714240), (432, 649760), (465, 603648), (480, 584784), (496, 565920), (512, 548235), (524, 535680), (540, 519808), (558, 503040), (576, 487320), (620, 452736), (640, 438588), (655, 428544), (720, 389856), (744, 377280), (768, 365490), (786, 357120), (837, 335360), (864, 324880), (930, 301824), (960, 292392), (992, 282960), (1048, 267840), (1080, 259904), (1116, 251520), (1152, 243660), (1179, 238080), (1240, 226368), (1280, 219294), (1310, 214272), (1395, 201216), (1440, 194928), (1488, 188640), (1536, 182745), (1572, 178560), (1674, 167680), (1728, 162440), (1860, 150912), (1920, 146196), (1965, 142848), (1984, 141480), (2096, 133920), (2160, 129952), (2232, 125760), (2304, 121830), (2358, 119040), (2480, 113184), (2560, 109647), (2620, 107136), (2790, 100608), (2880, 97464), (2976, 94320), (3144, 89280), (3348, 83840), (3456, 81220), (3537, 79360), (3720, 75456), (3840, 73098), (3930, 71424), (3968, 70740), (4061, 69120), (4185, 67072), (4192, 66960), (4320, 64976), (4464, 62880), (4608, 60915), (4716, 59520), (4960, 56592), (5240, 53568), (5580, 50304), (5760, 48732), (5895, 47616), (5952, 47160), (6288, 44640), (6696, 41920), (6912, 40610), (7074, 39680), (7440, 37728), (7680, 36549), (7860, 35712), (7936, 35370), (8122, 34560), (8370, 33536), (8384, 33480), (8640, 32488), (8928, 31440), (9432, 29760), (9920, 28296), (10480, 26784), (11160, 25152), (11520, 24366), (11790, 23808), (11904, 23580), (12183, 23040), (12576, 22320), (13392, 20960), (13824, 20305), (14148, 19840), (14880, 18864), (15720, 17856), (15872, 17685), (16244, 17280), (16740, 16768)]