171707256

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 256

約数和(自身を含む): 591360000

約数和(自身を除く): 419652744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 43, 54, 56, 57, 63, 72, 76, 84, 86, 108, 114, 126, 129, 133, 139, 152, 168, 171, 172, 189, 216, 228, 252, 258, 266, 278, 301, 342, 344, 378, 387, 399, 417, 456, 504, 513, 516, 532, 556, 602, 684, 756, 774, 798, 817, 834, 903, 973, 1026, 1032, 1064, 1112, 1161, 1197, 1204, 1251, 1368, 1512, 1548, 1596, 1634, 1668, 1806, 1946, 2052, 2322, 2394, 2408, 2451, 2502, 2641, 2709, 2919, 3096, 3192, 3268, 3336, 3591, 3612, 3753, 3892, 4104, 4644, 4788, 4902, 5004, 5282, 5418, 5719, 5838, 5977, 6536, 7182, 7224, 7353, 7506, 7784, 7923, 8127, 8757, 9288, 9576, 9804, 10008, 10564, 10836, 11438, 11676, 11954, 14364, 14706, 15012, 15846, 16254, 17157, 17514, 17931, 18487, 19608, 21128, 21672, 22059, 22876, 23352, 23769, 23908, 26271, 28728, 29412, 30024, 31692, 32508, 34314, 35028, 35862, 36974, 41839, 44118, 45752, 47538, 47816, 51471, 52542, 53793, 55461, 58824, 63384, 65016, 68628, 70056, 71307, 71724, 73948, 83678, 88236, 95076, 102942, 105084, 107586, 110922, 113563, 125517, 137256, 142614, 143448, 147896, 154413, 161379, 166383, 167356, 176472, 190152, 205884, 210168, 215172, 221844, 227126, 251034, 285228, 308826, 322758, 332766, 334712, 340689, 376551, 411768, 430344, 443688, 454252, 499149, 502068, 570456, 617652, 645516, 665532, 681378, 753102, 794941, 908504, 998298, 1004136, 1022067, 1129653, 1235304, 1291032, 1331064, 1362756, 1506204, 1589882, 1996596, 2044134, 2259306, 2384823, 2725512, 3012408, 3066201, 3179764, 3993192, 4088268, 4518612, 4769646, 6132402, 6359528, 7154469, 8176536, 9037224, 9539292, 12264804, 14308938, 19078584, 21463407, 24529608, 28617876, 42926814, 57235752, 85853628, 171707256]

約数ペア:

[(1, 171707256), (2, 85853628), (3, 57235752), (4, 42926814), (6, 28617876), (7, 24529608), (8, 21463407), (9, 19078584), (12, 14308938), (14, 12264804), (18, 9539292), (19, 9037224), (21, 8176536), (24, 7154469), (27, 6359528), (28, 6132402), (36, 4769646), (38, 4518612), (42, 4088268), (43, 3993192), (54, 3179764), (56, 3066201), (57, 3012408), (63, 2725512), (72, 2384823), (76, 2259306), (84, 2044134), (86, 1996596), (108, 1589882), (114, 1506204), (126, 1362756), (129, 1331064), (133, 1291032), (139, 1235304), (152, 1129653), (168, 1022067), (171, 1004136), (172, 998298), (189, 908504), (216, 794941), (228, 753102), (252, 681378), (258, 665532), (266, 645516), (278, 617652), (301, 570456), (342, 502068), (344, 499149), (378, 454252), (387, 443688), (399, 430344), (417, 411768), (456, 376551), (504, 340689), (513, 334712), (516, 332766), (532, 322758), (556, 308826), (602, 285228), (684, 251034), (756, 227126), (774, 221844), (798, 215172), (817, 210168), (834, 205884), (903, 190152), (973, 176472), (1026, 167356), (1032, 166383), (1064, 161379), (1112, 154413), (1161, 147896), (1197, 143448), (1204, 142614), (1251, 137256), (1368, 125517), (1512, 113563), (1548, 110922), (1596, 107586), (1634, 105084), (1668, 102942), (1806, 95076), (1946, 88236), (2052, 83678), (2322, 73948), (2394, 71724), (2408, 71307), (2451, 70056), (2502, 68628), (2641, 65016), (2709, 63384), (2919, 58824), (3096, 55461), (3192, 53793), (3268, 52542), (3336, 51471), (3591, 47816), (3612, 47538), (3753, 45752), (3892, 44118), (4104, 41839), (4644, 36974), (4788, 35862), (4902, 35028), (5004, 34314), (5282, 32508), (5418, 31692), (5719, 30024), (5838, 29412), (5977, 28728), (6536, 26271), (7182, 23908), (7224, 23769), (7353, 23352), (7506, 22876), (7784, 22059), (7923, 21672), (8127, 21128), (8757, 19608), (9288, 18487), (9576, 17931), (9804, 17514), (10008, 17157), (10564, 16254), (10836, 15846), (11438, 15012), (11676, 14706), (11954, 14364)]