253200640

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:413

約数の個数: 216

約数和(自身を含む): 771748992

約数和(自身を除く): 518548352

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 256, 280, 308, 320, 352, 367, 385, 392, 440, 448, 490, 539, 560, 616, 640, 704, 734, 770, 784, 880, 896, 980, 1078, 1120, 1232, 1280, 1408, 1468, 1540, 1568, 1760, 1792, 1835, 1960, 2156, 2240, 2464, 2569, 2695, 2816, 2936, 3080, 3136, 3520, 3670, 3920, 4037, 4312, 4480, 4928, 5138, 5390, 5872, 6160, 6272, 7040, 7340, 7840, 8074, 8624, 8960, 9856, 10276, 10780, 11744, 12320, 12544, 12845, 14080, 14680, 15680, 16148, 17248, 17983, 19712, 20185, 20552, 21560, 23488, 24640, 25690, 28259, 29360, 31360, 32296, 34496, 35966, 40370, 41104, 43120, 46976, 49280, 51380, 56518, 58720, 62720, 64592, 68992, 71932, 80740, 82208, 86240, 89915, 93952, 98560, 102760, 113036, 117440, 129184, 137984, 141295, 143864, 161480, 164416, 172480, 179830, 197813, 205520, 226072, 234880, 258368, 282590, 287728, 322960, 328832, 344960, 359660, 395626, 411040, 452144, 469760, 516736, 565180, 575456, 645920, 657664, 689920, 719320, 791252, 822080, 904288, 989065, 1033472, 1130360, 1150912, 1291840, 1438640, 1582504, 1644160, 1808576, 1978130, 2260720, 2301824, 2583680, 2877280, 3165008, 3288320, 3617152, 3956260, 4521440, 4603648, 5167360, 5754560, 6330016, 7234304, 7912520, 9042880, 11509120, 12660032, 15825040, 18085760, 23018240, 25320064, 31650080, 36171520, 50640128, 63300160, 126600320, 253200640]

約数ペア:

[(1, 253200640), (2, 126600320), (4, 63300160), (5, 50640128), (7, 36171520), (8, 31650080), (10, 25320064), (11, 23018240), (14, 18085760), (16, 15825040), (20, 12660032), (22, 11509120), (28, 9042880), (32, 7912520), (35, 7234304), (40, 6330016), (44, 5754560), (49, 5167360), (55, 4603648), (56, 4521440), (64, 3956260), (70, 3617152), (77, 3288320), (80, 3165008), (88, 2877280), (98, 2583680), (110, 2301824), (112, 2260720), (128, 1978130), (140, 1808576), (154, 1644160), (160, 1582504), (176, 1438640), (196, 1291840), (220, 1150912), (224, 1130360), (245, 1033472), (256, 989065), (280, 904288), (308, 822080), (320, 791252), (352, 719320), (367, 689920), (385, 657664), (392, 645920), (440, 575456), (448, 565180), (490, 516736), (539, 469760), (560, 452144), (616, 411040), (640, 395626), (704, 359660), (734, 344960), (770, 328832), (784, 322960), (880, 287728), (896, 282590), (980, 258368), (1078, 234880), (1120, 226072), (1232, 205520), (1280, 197813), (1408, 179830), (1468, 172480), (1540, 164416), (1568, 161480), (1760, 143864), (1792, 141295), (1835, 137984), (1960, 129184), (2156, 117440), (2240, 113036), (2464, 102760), (2569, 98560), (2695, 93952), (2816, 89915), (2936, 86240), (3080, 82208), (3136, 80740), (3520, 71932), (3670, 68992), (3920, 64592), (4037, 62720), (4312, 58720), (4480, 56518), (4928, 51380), (5138, 49280), (5390, 46976), (5872, 43120), (6160, 41104), (6272, 40370), (7040, 35966), (7340, 34496), (7840, 32296), (8074, 31360), (8624, 29360), (8960, 28259), (9856, 25690), (10276, 24640), (10780, 23488), (11744, 21560), (12320, 20552), (12544, 20185), (12845, 19712), (14080, 17983), (14680, 17248), (15680, 16148)]