258517728

素因数分解:

$2^5\times 3^2\times 7^3\times {\mathrm{2617}}^1$

素因数の和:2654

約数の個数: 144

約数和(自身を含む): 857656800

約数和(自身を除く): 599139072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 343, 392, 441, 504, 588, 672, 686, 784, 882, 1008, 1029, 1176, 1372, 1568, 1764, 2016, 2058, 2352, 2617, 2744, 3087, 3528, 4116, 4704, 5234, 5488, 6174, 7056, 7851, 8232, 10468, 10976, 12348, 14112, 15702, 16464, 18319, 20936, 23553, 24696, 31404, 32928, 36638, 41872, 47106, 49392, 54957, 62808, 73276, 83744, 94212, 98784, 109914, 125616, 128233, 146552, 164871, 188424, 219828, 251232, 256466, 293104, 329742, 376848, 384699, 439656, 512932, 586208, 659484, 753696, 769398, 879312, 897631, 1025864, 1154097, 1318968, 1538796, 1758624, 1795262, 2051728, 2308194, 2637936, 2692893, 3077592, 3590524, 4103456, 4616388, 5275872, 5385786, 6155184, 7181048, 8078679, 9232776, 10771572, 12310368, 14362096, 16157358, 18465552, 21543144, 28724192, 32314716, 36931104, 43086288, 64629432, 86172576, 129258864, 258517728]

約数ペア:

[(1, 258517728), (2, 129258864), (3, 86172576), (4, 64629432), (6, 43086288), (7, 36931104), (8, 32314716), (9, 28724192), (12, 21543144), (14, 18465552), (16, 16157358), (18, 14362096), (21, 12310368), (24, 10771572), (28, 9232776), (32, 8078679), (36, 7181048), (42, 6155184), (48, 5385786), (49, 5275872), (56, 4616388), (63, 4103456), (72, 3590524), (84, 3077592), (96, 2692893), (98, 2637936), (112, 2308194), (126, 2051728), (144, 1795262), (147, 1758624), (168, 1538796), (196, 1318968), (224, 1154097), (252, 1025864), (288, 897631), (294, 879312), (336, 769398), (343, 753696), (392, 659484), (441, 586208), (504, 512932), (588, 439656), (672, 384699), (686, 376848), (784, 329742), (882, 293104), (1008, 256466), (1029, 251232), (1176, 219828), (1372, 188424), (1568, 164871), (1764, 146552), (2016, 128233), (2058, 125616), (2352, 109914), (2617, 98784), (2744, 94212), (3087, 83744), (3528, 73276), (4116, 62808), (4704, 54957), (5234, 49392), (5488, 47106), (6174, 41872), (7056, 36638), (7851, 32928), (8232, 31404), (10468, 24696), (10976, 23553), (12348, 20936), (14112, 18319), (15702, 16464)]