255827628

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:509

約数の個数: 216

約数和(自身を含む): 840294000

約数和(自身を除く): 584466372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 28, 34, 36, 38, 42, 49, 51, 57, 63, 68, 76, 84, 98, 102, 114, 119, 126, 133, 147, 153, 171, 196, 204, 228, 238, 252, 266, 294, 306, 323, 342, 357, 399, 441, 449, 476, 532, 588, 612, 646, 684, 714, 798, 833, 882, 898, 931, 969, 1071, 1197, 1292, 1347, 1428, 1596, 1666, 1764, 1796, 1862, 1938, 2142, 2261, 2394, 2499, 2694, 2793, 2907, 3143, 3332, 3724, 3876, 4041, 4284, 4522, 4788, 4998, 5388, 5586, 5814, 6286, 6783, 7497, 7633, 8082, 8379, 8531, 9044, 9429, 9996, 11172, 11628, 12572, 13566, 14994, 15266, 15827, 16164, 16758, 17062, 18858, 20349, 22001, 22899, 25593, 27132, 28287, 29988, 30532, 31654, 33516, 34124, 37716, 40698, 44002, 45798, 47481, 51186, 53431, 56574, 59717, 63308, 66003, 68697, 76779, 81396, 88004, 91596, 94962, 102372, 106862, 113148, 119434, 132006, 137394, 142443, 145027, 153558, 160293, 179151, 189924, 198009, 213724, 238868, 264012, 274788, 284886, 290054, 307116, 320586, 358302, 374017, 396018, 418019, 435081, 480879, 537453, 569772, 580108, 641172, 716604, 748034, 792036, 836038, 870162, 961758, 1015189, 1074906, 1122051, 1254057, 1305243, 1496068, 1672076, 1740324, 1923516, 2030378, 2149812, 2244102, 2508114, 2610486, 3045567, 3366153, 3762171, 4060756, 4488204, 5016228, 5220972, 6091134, 6732306, 7106323, 7524342, 9136701, 12182268, 13464612, 14212646, 15048684, 18273402, 21318969, 28425292, 36546804, 42637938, 63956907, 85275876, 127913814, 255827628]

約数ペア:

[(1, 255827628), (2, 127913814), (3, 85275876), (4, 63956907), (6, 42637938), (7, 36546804), (9, 28425292), (12, 21318969), (14, 18273402), (17, 15048684), (18, 14212646), (19, 13464612), (21, 12182268), (28, 9136701), (34, 7524342), (36, 7106323), (38, 6732306), (42, 6091134), (49, 5220972), (51, 5016228), (57, 4488204), (63, 4060756), (68, 3762171), (76, 3366153), (84, 3045567), (98, 2610486), (102, 2508114), (114, 2244102), (119, 2149812), (126, 2030378), (133, 1923516), (147, 1740324), (153, 1672076), (171, 1496068), (196, 1305243), (204, 1254057), (228, 1122051), (238, 1074906), (252, 1015189), (266, 961758), (294, 870162), (306, 836038), (323, 792036), (342, 748034), (357, 716604), (399, 641172), (441, 580108), (449, 569772), (476, 537453), (532, 480879), (588, 435081), (612, 418019), (646, 396018), (684, 374017), (714, 358302), (798, 320586), (833, 307116), (882, 290054), (898, 284886), (931, 274788), (969, 264012), (1071, 238868), (1197, 213724), (1292, 198009), (1347, 189924), (1428, 179151), (1596, 160293), (1666, 153558), (1764, 145027), (1796, 142443), (1862, 137394), (1938, 132006), (2142, 119434), (2261, 113148), (2394, 106862), (2499, 102372), (2694, 94962), (2793, 91596), (2907, 88004), (3143, 81396), (3332, 76779), (3724, 68697), (3876, 66003), (4041, 63308), (4284, 59717), (4522, 56574), (4788, 53431), (4998, 51186), (5388, 47481), (5586, 45798), (5814, 44002), (6286, 40698), (6783, 37716), (7497, 34124), (7633, 33516), (8082, 31654), (8379, 30532), (8531, 29988), (9044, 28287), (9429, 27132), (9996, 25593), (11172, 22899), (11628, 22001), (12572, 20349), (13566, 18858), (14994, 17062), (15266, 16758), (15827, 16164)]