215615520

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:285

約数の個数: 240

約数和(自身を含む): 772789248

約数和(自身を除く): 557173728

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, 72, 80, 81, 90, 96, 108, 120, 127, 131, 135, 144, 160, 162, 180, 216, 240, 254, 262, 270, 288, 324, 360, 381, 393, 405, 432, 480, 508, 524, 540, 635, 648, 655, 720, 762, 786, 810, 864, 1016, 1048, 1080, 1143, 1179, 1270, 1296, 1310, 1440, 1524, 1572, 1620, 1905, 1965, 2032, 2096, 2160, 2286, 2358, 2540, 2592, 2620, 3048, 3144, 3240, 3429, 3537, 3810, 3930, 4064, 4192, 4320, 4572, 4716, 5080, 5240, 5715, 5895, 6096, 6288, 6480, 6858, 7074, 7620, 7860, 9144, 9432, 10160, 10287, 10480, 10611, 11430, 11790, 12192, 12576, 12960, 13716, 14148, 15240, 15720, 16637, 17145, 17685, 18288, 18864, 20320, 20574, 20960, 21222, 22860, 23580, 27432, 28296, 30480, 31440, 33274, 34290, 35370, 36576, 37728, 41148, 42444, 45720, 47160, 49911, 51435, 53055, 54864, 56592, 60960, 62880, 66548, 68580, 70740, 82296, 83185, 84888, 91440, 94320, 99822, 102870, 106110, 109728, 113184, 133096, 137160, 141480, 149733, 164592, 166370, 169776, 182880, 188640, 199644, 205740, 212220, 249555, 266192, 274320, 282960, 299466, 329184, 332740, 339552, 399288, 411480, 424440, 449199, 499110, 532384, 548640, 565920, 598932, 665480, 748665, 798576, 822960, 848880, 898398, 998220, 1197864, 1330960, 1347597, 1497330, 1597152, 1645920, 1697760, 1796796, 1996440, 2245995, 2395728, 2661920, 2695194, 2994660, 3593592, 3992880, 4491990, 4791456, 5390388, 5989320, 6737985, 7187184, 7985760, 8983980, 10780776, 11978640, 13475970, 14374368, 17967960, 21561552, 23957280, 26951940, 35935920, 43123104, 53903880, 71871840, 107807760, 215615520]

約数ペア:

[(1, 215615520), (2, 107807760), (3, 71871840), (4, 53903880), (5, 43123104), (6, 35935920), (8, 26951940), (9, 23957280), (10, 21561552), (12, 17967960), (15, 14374368), (16, 13475970), (18, 11978640), (20, 10780776), (24, 8983980), (27, 7985760), (30, 7187184), (32, 6737985), (36, 5989320), (40, 5390388), (45, 4791456), (48, 4491990), (54, 3992880), (60, 3593592), (72, 2994660), (80, 2695194), (81, 2661920), (90, 2395728), (96, 2245995), (108, 1996440), (120, 1796796), (127, 1697760), (131, 1645920), (135, 1597152), (144, 1497330), (160, 1347597), (162, 1330960), (180, 1197864), (216, 998220), (240, 898398), (254, 848880), (262, 822960), (270, 798576), (288, 748665), (324, 665480), (360, 598932), (381, 565920), (393, 548640), (405, 532384), (432, 499110), (480, 449199), (508, 424440), (524, 411480), (540, 399288), (635, 339552), (648, 332740), (655, 329184), (720, 299466), (762, 282960), (786, 274320), (810, 266192), (864, 249555), (1016, 212220), (1048, 205740), (1080, 199644), (1143, 188640), (1179, 182880), (1270, 169776), (1296, 166370), (1310, 164592), (1440, 149733), (1524, 141480), (1572, 137160), (1620, 133096), (1905, 113184), (1965, 109728), (2032, 106110), (2096, 102870), (2160, 99822), (2286, 94320), (2358, 91440), (2540, 84888), (2592, 83185), (2620, 82296), (3048, 70740), (3144, 68580), (3240, 66548), (3429, 62880), (3537, 60960), (3810, 56592), (3930, 54864), (4064, 53055), (4192, 51435), (4320, 49911), (4572, 47160), (4716, 45720), (5080, 42444), (5240, 41148), (5715, 37728), (5895, 36576), (6096, 35370), (6288, 34290), (6480, 33274), (6858, 31440), (7074, 30480), (7620, 28296), (7860, 27432), (9144, 23580), (9432, 22860), (10160, 21222), (10287, 20960), (10480, 20574), (10611, 20320), (11430, 18864), (11790, 18288), (12192, 17685), (12576, 17145), (12960, 16637), (13716, 15720), (14148, 15240)]