217398168

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:359

約数の個数: 160

約数和(自身を含む): 664115760

約数和(自身を除く): 446717592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 131, 156, 162, 197, 216, 234, 262, 312, 324, 351, 393, 394, 468, 524, 591, 648, 702, 786, 788, 936, 1048, 1053, 1179, 1182, 1404, 1572, 1576, 1703, 1773, 2106, 2358, 2364, 2561, 2808, 3144, 3406, 3537, 3546, 4212, 4716, 4728, 5109, 5122, 5319, 6812, 7074, 7092, 7683, 8424, 9432, 10218, 10244, 10611, 10638, 13624, 14148, 14184, 15327, 15366, 15957, 20436, 20488, 21222, 21276, 23049, 25807, 28296, 30654, 30732, 31914, 40872, 42444, 42552, 45981, 46098, 51614, 61308, 61464, 63828, 69147, 77421, 84888, 91962, 92196, 103228, 122616, 127656, 137943, 138294, 154842, 183924, 184392, 206456, 207441, 232263, 275886, 276588, 309684, 335491, 367848, 414882, 464526, 551772, 553176, 619368, 670982, 696789, 829764, 929052, 1006473, 1103544, 1341964, 1393578, 1659528, 1858104, 2012946, 2090367, 2683928, 2787156, 3019419, 4025892, 4180734, 5574312, 6038838, 8051784, 8361468, 9058257, 12077676, 16722936, 18116514, 24155352, 27174771, 36233028, 54349542, 72466056, 108699084, 217398168]

約数ペア:

[(1, 217398168), (2, 108699084), (3, 72466056), (4, 54349542), (6, 36233028), (8, 27174771), (9, 24155352), (12, 18116514), (13, 16722936), (18, 12077676), (24, 9058257), (26, 8361468), (27, 8051784), (36, 6038838), (39, 5574312), (52, 4180734), (54, 4025892), (72, 3019419), (78, 2787156), (81, 2683928), (104, 2090367), (108, 2012946), (117, 1858104), (131, 1659528), (156, 1393578), (162, 1341964), (197, 1103544), (216, 1006473), (234, 929052), (262, 829764), (312, 696789), (324, 670982), (351, 619368), (393, 553176), (394, 551772), (468, 464526), (524, 414882), (591, 367848), (648, 335491), (702, 309684), (786, 276588), (788, 275886), (936, 232263), (1048, 207441), (1053, 206456), (1179, 184392), (1182, 183924), (1404, 154842), (1572, 138294), (1576, 137943), (1703, 127656), (1773, 122616), (2106, 103228), (2358, 92196), (2364, 91962), (2561, 84888), (2808, 77421), (3144, 69147), (3406, 63828), (3537, 61464), (3546, 61308), (4212, 51614), (4716, 46098), (4728, 45981), (5109, 42552), (5122, 42444), (5319, 40872), (6812, 31914), (7074, 30732), (7092, 30654), (7683, 28296), (8424, 25807), (9432, 23049), (10218, 21276), (10244, 21222), (10611, 20488), (10638, 20436), (13624, 15957), (14148, 15366), (14184, 15327)]