278297838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 792529920

約数和(自身を除く): 514232082

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 39, 42, 46, 63, 69, 78, 83, 89, 91, 117, 126, 138, 161, 166, 178, 182, 207, 234, 249, 267, 273, 299, 322, 414, 483, 498, 534, 546, 581, 598, 623, 747, 801, 819, 897, 966, 1079, 1157, 1162, 1246, 1449, 1494, 1602, 1638, 1743, 1794, 1869, 1909, 2047, 2093, 2158, 2314, 2691, 2898, 3237, 3471, 3486, 3738, 3818, 4094, 4186, 5229, 5382, 5607, 5727, 6141, 6279, 6474, 6942, 7387, 7553, 8099, 9711, 10413, 10458, 11214, 11454, 12282, 12558, 13363, 14329, 14774, 15106, 16198, 17181, 18423, 18837, 19422, 20826, 22161, 22659, 24297, 24817, 26611, 26726, 28658, 34362, 36846, 37674, 40089, 42987, 44322, 45318, 48594, 49634, 51709, 53222, 66483, 67977, 72891, 74451, 79833, 80178, 85974, 96031, 103418, 120267, 128961, 132966, 135954, 145782, 148902, 155127, 159666, 169901, 173719, 186277, 192062, 223353, 239499, 240534, 257922, 288093, 310254, 339802, 347438, 372554, 446706, 465381, 478998, 509703, 521157, 558831, 576186, 672217, 864279, 930762, 1019406, 1042314, 1117662, 1189307, 1344434, 1529109, 1563471, 1676493, 1728558, 2016651, 2208713, 2378614, 3058218, 3126942, 3352986, 3567921, 4033302, 4417426, 6049953, 6626139, 7135842, 10703763, 12099906, 13252278, 15460991, 19878417, 21407526, 30921982, 39756834, 46382973, 92765946, 139148919, 278297838]

約数ペア:

[(1, 278297838), (2, 139148919), (3, 92765946), (6, 46382973), (7, 39756834), (9, 30921982), (13, 21407526), (14, 19878417), (18, 15460991), (21, 13252278), (23, 12099906), (26, 10703763), (39, 7135842), (42, 6626139), (46, 6049953), (63, 4417426), (69, 4033302), (78, 3567921), (83, 3352986), (89, 3126942), (91, 3058218), (117, 2378614), (126, 2208713), (138, 2016651), (161, 1728558), (166, 1676493), (178, 1563471), (182, 1529109), (207, 1344434), (234, 1189307), (249, 1117662), (267, 1042314), (273, 1019406), (299, 930762), (322, 864279), (414, 672217), (483, 576186), (498, 558831), (534, 521157), (546, 509703), (581, 478998), (598, 465381), (623, 446706), (747, 372554), (801, 347438), (819, 339802), (897, 310254), (966, 288093), (1079, 257922), (1157, 240534), (1162, 239499), (1246, 223353), (1449, 192062), (1494, 186277), (1602, 173719), (1638, 169901), (1743, 159666), (1794, 155127), (1869, 148902), (1909, 145782), (2047, 135954), (2093, 132966), (2158, 128961), (2314, 120267), (2691, 103418), (2898, 96031), (3237, 85974), (3471, 80178), (3486, 79833), (3738, 74451), (3818, 72891), (4094, 67977), (4186, 66483), (5229, 53222), (5382, 51709), (5607, 49634), (5727, 48594), (6141, 45318), (6279, 44322), (6474, 42987), (6942, 40089), (7387, 37674), (7553, 36846), (8099, 34362), (9711, 28658), (10413, 26726), (10458, 26611), (11214, 24817), (11454, 24297), (12282, 22659), (12558, 22161), (13363, 20826), (14329, 19422), (14774, 18837), (15106, 18423), (16198, 17181)]