31500252

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:102

約数の個数: 240

約数和(自身を含む): 107331840

約数和(自身を除く): 75831588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 27, 28, 34, 36, 38, 42, 43, 51, 54, 57, 63, 68, 76, 81, 84, 86, 102, 108, 114, 119, 126, 129, 133, 153, 162, 171, 172, 189, 204, 228, 238, 252, 258, 266, 301, 306, 323, 324, 342, 357, 378, 387, 399, 459, 476, 513, 516, 532, 567, 602, 612, 646, 684, 714, 731, 756, 774, 798, 817, 903, 918, 969, 1026, 1071, 1134, 1161, 1197, 1204, 1292, 1377, 1428, 1462, 1539, 1548, 1596, 1634, 1806, 1836, 1938, 2052, 2142, 2193, 2261, 2268, 2322, 2394, 2451, 2709, 2754, 2907, 2924, 3078, 3213, 3268, 3483, 3591, 3612, 3876, 4284, 4386, 4522, 4644, 4788, 4902, 5117, 5418, 5508, 5719, 5814, 6156, 6426, 6579, 6783, 6966, 7182, 7353, 8127, 8721, 8772, 9044, 9639, 9804, 10234, 10773, 10836, 11438, 11628, 12852, 13158, 13566, 13889, 13932, 14364, 14706, 15351, 16254, 17157, 17442, 19278, 19737, 20349, 20468, 21546, 22059, 22876, 24381, 26163, 26316, 27132, 27778, 29412, 30702, 32508, 34314, 34884, 38556, 39474, 40698, 41667, 43092, 44118, 46053, 48762, 51471, 52326, 55556, 59211, 61047, 61404, 66177, 68628, 78948, 81396, 83334, 88236, 92106, 97223, 97524, 102942, 104652, 118422, 122094, 125001, 132354, 138159, 154413, 166668, 183141, 184212, 194446, 205884, 236844, 244188, 250002, 264708, 276318, 291669, 308826, 366282, 375003, 388892, 414477, 463239, 500004, 552636, 583338, 617652, 732564, 750006, 828954, 875007, 926478, 1125009, 1166676, 1500012, 1657908, 1750014, 1852956, 2250018, 2625021, 3500028, 4500036, 5250042, 7875063, 10500084, 15750126, 31500252]

約数ペア:

[(1, 31500252), (2, 15750126), (3, 10500084), (4, 7875063), (6, 5250042), (7, 4500036), (9, 3500028), (12, 2625021), (14, 2250018), (17, 1852956), (18, 1750014), (19, 1657908), (21, 1500012), (27, 1166676), (28, 1125009), (34, 926478), (36, 875007), (38, 828954), (42, 750006), (43, 732564), (51, 617652), (54, 583338), (57, 552636), (63, 500004), (68, 463239), (76, 414477), (81, 388892), (84, 375003), (86, 366282), (102, 308826), (108, 291669), (114, 276318), (119, 264708), (126, 250002), (129, 244188), (133, 236844), (153, 205884), (162, 194446), (171, 184212), (172, 183141), (189, 166668), (204, 154413), (228, 138159), (238, 132354), (252, 125001), (258, 122094), (266, 118422), (301, 104652), (306, 102942), (323, 97524), (324, 97223), (342, 92106), (357, 88236), (378, 83334), (387, 81396), (399, 78948), (459, 68628), (476, 66177), (513, 61404), (516, 61047), (532, 59211), (567, 55556), (602, 52326), (612, 51471), (646, 48762), (684, 46053), (714, 44118), (731, 43092), (756, 41667), (774, 40698), (798, 39474), (817, 38556), (903, 34884), (918, 34314), (969, 32508), (1026, 30702), (1071, 29412), (1134, 27778), (1161, 27132), (1197, 26316), (1204, 26163), (1292, 24381), (1377, 22876), (1428, 22059), (1462, 21546), (1539, 20468), (1548, 20349), (1596, 19737), (1634, 19278), (1806, 17442), (1836, 17157), (1938, 16254), (2052, 15351), (2142, 14706), (2193, 14364), (2261, 13932), (2268, 13889), (2322, 13566), (2394, 13158), (2451, 12852), (2709, 11628), (2754, 11438), (2907, 10836), (2924, 10773), (3078, 10234), (3213, 9804), (3268, 9639), (3483, 9044), (3591, 8772), (3612, 8721), (3876, 8127), (4284, 7353), (4386, 7182), (4522, 6966), (4644, 6783), (4788, 6579), (4902, 6426), (5117, 6156), (5418, 5814), (5508, 5719)]