278279001

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 603832320

約数和(自身を除く): 325553319

約数列:

[1, 3, 7, 9, 11, 13, 17, 21, 23, 33, 39, 51, 63, 69, 77, 79, 91, 99, 117, 119, 143, 153, 161, 187, 207, 221, 231, 237, 253, 273, 299, 357, 391, 429, 483, 553, 561, 663, 693, 711, 759, 819, 869, 897, 1001, 1027, 1071, 1173, 1287, 1309, 1343, 1449, 1547, 1659, 1683, 1771, 1817, 1989, 2093, 2277, 2431, 2607, 2691, 2737, 3003, 3081, 3289, 3519, 3927, 4029, 4301, 4641, 4977, 5083, 5313, 5451, 6083, 6279, 7189, 7293, 7821, 8211, 9009, 9243, 9401, 9867, 11297, 11781, 12087, 12719, 12903, 13923, 14773, 15249, 15939, 16353, 17017, 17459, 18249, 18837, 19987, 21567, 21879, 23023, 23621, 24633, 28203, 29601, 30107, 30889, 33891, 35581, 38157, 38709, 44319, 45747, 51051, 52377, 54747, 55913, 59961, 64701, 69069, 70863, 79079, 84609, 90321, 92667, 101673, 103411, 106743, 114471, 122213, 132957, 139909, 153153, 157131, 165347, 167739, 179883, 192049, 207207, 212589, 216223, 237237, 259831, 270963, 278001, 310233, 320229, 339779, 366639, 391391, 401557, 419727, 496041, 503217, 576147, 648669, 711711, 779493, 930699, 1019337, 1099917, 1174173, 1204671, 1259181, 1344343, 1488123, 1728441, 1818817, 1946007, 2338479, 2378453, 2810899, 3058011, 3522519, 3614013, 4033029, 4417127, 5456451, 7135359, 8432697, 12099087, 13251381, 16369353, 21406077, 25298091, 30919889, 39754143, 92759667, 278279001]

約数ペア:

[(1, 278279001), (3, 92759667), (7, 39754143), (9, 30919889), (11, 25298091), (13, 21406077), (17, 16369353), (21, 13251381), (23, 12099087), (33, 8432697), (39, 7135359), (51, 5456451), (63, 4417127), (69, 4033029), (77, 3614013), (79, 3522519), (91, 3058011), (99, 2810899), (117, 2378453), (119, 2338479), (143, 1946007), (153, 1818817), (161, 1728441), (187, 1488123), (207, 1344343), (221, 1259181), (231, 1204671), (237, 1174173), (253, 1099917), (273, 1019337), (299, 930699), (357, 779493), (391, 711711), (429, 648669), (483, 576147), (553, 503217), (561, 496041), (663, 419727), (693, 401557), (711, 391391), (759, 366639), (819, 339779), (869, 320229), (897, 310233), (1001, 278001), (1027, 270963), (1071, 259831), (1173, 237237), (1287, 216223), (1309, 212589), (1343, 207207), (1449, 192049), (1547, 179883), (1659, 167739), (1683, 165347), (1771, 157131), (1817, 153153), (1989, 139909), (2093, 132957), (2277, 122213), (2431, 114471), (2607, 106743), (2691, 103411), (2737, 101673), (3003, 92667), (3081, 90321), (3289, 84609), (3519, 79079), (3927, 70863), (4029, 69069), (4301, 64701), (4641, 59961), (4977, 55913), (5083, 54747), (5313, 52377), (5451, 51051), (6083, 45747), (6279, 44319), (7189, 38709), (7293, 38157), (7821, 35581), (8211, 33891), (9009, 30889), (9243, 30107), (9401, 29601), (9867, 28203), (11297, 24633), (11781, 23621), (12087, 23023), (12719, 21879), (12903, 21567), (13923, 19987), (14773, 18837), (15249, 18249), (15939, 17459), (16353, 17017)]