238921488

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 777241920

約数和(自身を除く): 538320432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 29, 36, 39, 48, 52, 54, 58, 72, 78, 81, 87, 104, 108, 116, 117, 144, 156, 162, 163, 174, 208, 216, 232, 234, 243, 261, 312, 324, 326, 348, 351, 377, 432, 464, 468, 486, 489, 522, 624, 648, 652, 696, 702, 754, 783, 936, 972, 978, 1044, 1053, 1131, 1296, 1304, 1392, 1404, 1467, 1508, 1566, 1872, 1944, 1956, 2088, 2106, 2119, 2262, 2349, 2608, 2808, 2934, 3016, 3132, 3159, 3393, 3888, 3912, 4176, 4212, 4238, 4401, 4524, 4698, 4727, 5616, 5868, 6032, 6264, 6318, 6357, 6786, 7047, 7824, 8424, 8476, 8802, 9048, 9396, 9454, 10179, 11736, 12528, 12636, 12714, 13203, 13572, 14094, 14181, 16848, 16952, 17604, 18096, 18792, 18908, 19071, 20358, 23472, 25272, 25428, 26406, 27144, 28188, 28362, 30537, 33904, 35208, 37584, 37816, 38142, 39609, 40716, 42543, 50544, 50856, 52812, 54288, 56376, 56724, 57213, 61074, 61451, 70416, 75632, 76284, 79218, 81432, 85086, 91611, 101712, 105624, 112752, 113448, 114426, 122148, 122902, 127629, 152568, 158436, 162864, 170172, 171639, 183222, 184353, 211248, 226896, 228852, 244296, 245804, 255258, 305136, 316872, 340344, 343278, 366444, 368706, 382887, 457704, 488592, 491608, 510516, 514917, 553059, 633744, 680688, 686556, 732888, 737412, 765774, 915408, 983216, 1021032, 1029834, 1106118, 1148661, 1373112, 1465776, 1474824, 1531548, 1659177, 2042064, 2059668, 2212236, 2297322, 2746224, 2949648, 3063096, 3318354, 4119336, 4424472, 4594644, 4977531, 6126192, 6636708, 8238672, 8848944, 9189288, 9955062, 13273416, 14932593, 18378576, 19910124, 26546832, 29865186, 39820248, 59730372, 79640496, 119460744, 238921488]

約数ペア:

[(1, 238921488), (2, 119460744), (3, 79640496), (4, 59730372), (6, 39820248), (8, 29865186), (9, 26546832), (12, 19910124), (13, 18378576), (16, 14932593), (18, 13273416), (24, 9955062), (26, 9189288), (27, 8848944), (29, 8238672), (36, 6636708), (39, 6126192), (48, 4977531), (52, 4594644), (54, 4424472), (58, 4119336), (72, 3318354), (78, 3063096), (81, 2949648), (87, 2746224), (104, 2297322), (108, 2212236), (116, 2059668), (117, 2042064), (144, 1659177), (156, 1531548), (162, 1474824), (163, 1465776), (174, 1373112), (208, 1148661), (216, 1106118), (232, 1029834), (234, 1021032), (243, 983216), (261, 915408), (312, 765774), (324, 737412), (326, 732888), (348, 686556), (351, 680688), (377, 633744), (432, 553059), (464, 514917), (468, 510516), (486, 491608), (489, 488592), (522, 457704), (624, 382887), (648, 368706), (652, 366444), (696, 343278), (702, 340344), (754, 316872), (783, 305136), (936, 255258), (972, 245804), (978, 244296), (1044, 228852), (1053, 226896), (1131, 211248), (1296, 184353), (1304, 183222), (1392, 171639), (1404, 170172), (1467, 162864), (1508, 158436), (1566, 152568), (1872, 127629), (1944, 122902), (1956, 122148), (2088, 114426), (2106, 113448), (2119, 112752), (2262, 105624), (2349, 101712), (2608, 91611), (2808, 85086), (2934, 81432), (3016, 79218), (3132, 76284), (3159, 75632), (3393, 70416), (3888, 61451), (3912, 61074), (4176, 57213), (4212, 56724), (4238, 56376), (4401, 54288), (4524, 52812), (4698, 50856), (4727, 50544), (5616, 42543), (5868, 40716), (6032, 39609), (6264, 38142), (6318, 37816), (6357, 37584), (6786, 35208), (7047, 33904), (7824, 30537), (8424, 28362), (8476, 28188), (8802, 27144), (9048, 26406), (9396, 25428), (9454, 25272), (10179, 23472), (11736, 20358), (12528, 19071), (12636, 18908), (12714, 18792), (13203, 18096), (13572, 17604), (14094, 16952), (14181, 16848)]