261341952

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:614

約数の個数: 144

約数和(自身を含む): 757768032

約数和(自身を除く): 496426080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 37, 48, 51, 64, 68, 74, 96, 102, 111, 128, 136, 148, 192, 204, 222, 256, 272, 296, 384, 408, 444, 541, 544, 592, 629, 768, 816, 888, 1082, 1088, 1184, 1258, 1623, 1632, 1776, 1887, 2164, 2176, 2368, 2516, 3246, 3264, 3552, 3774, 4328, 4352, 4736, 5032, 6492, 6528, 7104, 7548, 8656, 9197, 9472, 10064, 12984, 13056, 14208, 15096, 17312, 18394, 20017, 20128, 25968, 27591, 28416, 30192, 34624, 36788, 40034, 40256, 51936, 55182, 60051, 60384, 69248, 73576, 80068, 80512, 103872, 110364, 120102, 120768, 138496, 147152, 160136, 161024, 207744, 220728, 240204, 241536, 294304, 320272, 340289, 415488, 441456, 480408, 483072, 588608, 640544, 680578, 882912, 960816, 1020867, 1177216, 1281088, 1361156, 1765824, 1921632, 2041734, 2354432, 2562176, 2722312, 3531648, 3843264, 4083468, 5124352, 5444624, 7063296, 7686528, 8166936, 10889248, 15373056, 16333872, 21778496, 32667744, 43556992, 65335488, 87113984, 130670976, 261341952]

約数ペア:

[(1, 261341952), (2, 130670976), (3, 87113984), (4, 65335488), (6, 43556992), (8, 32667744), (12, 21778496), (16, 16333872), (17, 15373056), (24, 10889248), (32, 8166936), (34, 7686528), (37, 7063296), (48, 5444624), (51, 5124352), (64, 4083468), (68, 3843264), (74, 3531648), (96, 2722312), (102, 2562176), (111, 2354432), (128, 2041734), (136, 1921632), (148, 1765824), (192, 1361156), (204, 1281088), (222, 1177216), (256, 1020867), (272, 960816), (296, 882912), (384, 680578), (408, 640544), (444, 588608), (541, 483072), (544, 480408), (592, 441456), (629, 415488), (768, 340289), (816, 320272), (888, 294304), (1082, 241536), (1088, 240204), (1184, 220728), (1258, 207744), (1623, 161024), (1632, 160136), (1776, 147152), (1887, 138496), (2164, 120768), (2176, 120102), (2368, 110364), (2516, 103872), (3246, 80512), (3264, 80068), (3552, 73576), (3774, 69248), (4328, 60384), (4352, 60051), (4736, 55182), (5032, 51936), (6492, 40256), (6528, 40034), (7104, 36788), (7548, 34624), (8656, 30192), (9197, 28416), (9472, 27591), (10064, 25968), (12984, 20128), (13056, 20017), (14208, 18394), (15096, 17312)]