388263456

素因数分解:

$2^5\times 3^5\times 7^2\times {\mathrm{1019}}^1$

素因数の和:1058

約数の個数: 216

約数和(自身を含む): 1333266480

約数和(自身を除く): 945003024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 224, 243, 252, 288, 294, 324, 336, 378, 392, 432, 441, 486, 504, 567, 588, 648, 672, 756, 784, 864, 882, 972, 1008, 1019, 1134, 1176, 1296, 1323, 1512, 1568, 1701, 1764, 1944, 2016, 2038, 2268, 2352, 2592, 2646, 3024, 3057, 3402, 3528, 3888, 3969, 4076, 4536, 4704, 5292, 6048, 6114, 6804, 7056, 7133, 7776, 7938, 8152, 9072, 9171, 10584, 11907, 12228, 13608, 14112, 14266, 15876, 16304, 18144, 18342, 21168, 21399, 23814, 24456, 27216, 27513, 28532, 31752, 32608, 36684, 42336, 42798, 47628, 48912, 49931, 54432, 55026, 57064, 63504, 64197, 73368, 82539, 85596, 95256, 97824, 99862, 110052, 114128, 127008, 128394, 146736, 149793, 165078, 171192, 190512, 192591, 199724, 220104, 228256, 247617, 256788, 293472, 299586, 330156, 342384, 381024, 385182, 399448, 440208, 449379, 495234, 513576, 577773, 599172, 660312, 684768, 770364, 798896, 880416, 898758, 990468, 1027152, 1155546, 1198344, 1320624, 1348137, 1540728, 1597792, 1733319, 1797516, 1980936, 2054304, 2311092, 2396688, 2641248, 2696274, 3081456, 3466638, 3595032, 3961872, 4044411, 4622184, 4793376, 5392548, 6162912, 6933276, 7190064, 7923744, 8088822, 9244368, 10785096, 12133233, 13866552, 14380128, 16177644, 18488736, 21570192, 24266466, 27733104, 32355288, 43140384, 48532932, 55466208, 64710576, 97065864, 129421152, 194131728, 388263456]

約数ペア:

[(1, 388263456), (2, 194131728), (3, 129421152), (4, 97065864), (6, 64710576), (7, 55466208), (8, 48532932), (9, 43140384), (12, 32355288), (14, 27733104), (16, 24266466), (18, 21570192), (21, 18488736), (24, 16177644), (27, 14380128), (28, 13866552), (32, 12133233), (36, 10785096), (42, 9244368), (48, 8088822), (49, 7923744), (54, 7190064), (56, 6933276), (63, 6162912), (72, 5392548), (81, 4793376), (84, 4622184), (96, 4044411), (98, 3961872), (108, 3595032), (112, 3466638), (126, 3081456), (144, 2696274), (147, 2641248), (162, 2396688), (168, 2311092), (189, 2054304), (196, 1980936), (216, 1797516), (224, 1733319), (243, 1597792), (252, 1540728), (288, 1348137), (294, 1320624), (324, 1198344), (336, 1155546), (378, 1027152), (392, 990468), (432, 898758), (441, 880416), (486, 798896), (504, 770364), (567, 684768), (588, 660312), (648, 599172), (672, 577773), (756, 513576), (784, 495234), (864, 449379), (882, 440208), (972, 399448), (1008, 385182), (1019, 381024), (1134, 342384), (1176, 330156), (1296, 299586), (1323, 293472), (1512, 256788), (1568, 247617), (1701, 228256), (1764, 220104), (1944, 199724), (2016, 192591), (2038, 190512), (2268, 171192), (2352, 165078), (2592, 149793), (2646, 146736), (3024, 128394), (3057, 127008), (3402, 114128), (3528, 110052), (3888, 99862), (3969, 97824), (4076, 95256), (4536, 85596), (4704, 82539), (5292, 73368), (6048, 64197), (6114, 63504), (6804, 57064), (7056, 55026), (7133, 54432), (7776, 49931), (7938, 48912), (8152, 47628), (9072, 42798), (9171, 42336), (10584, 36684), (11907, 32608), (12228, 31752), (13608, 28532), (14112, 27513), (14266, 27216), (15876, 24456), (16304, 23814), (18144, 21399), (18342, 21168)]