251409132

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:141

約数の個数: 162

約数和(自身を含む): 727602876

約数和(自身を除く): 476193744

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 43, 52, 62, 78, 86, 93, 117, 124, 129, 156, 169, 172, 186, 234, 258, 279, 338, 372, 387, 403, 468, 507, 516, 558, 559, 676, 774, 806, 961, 1014, 1116, 1118, 1209, 1333, 1521, 1548, 1612, 1677, 1922, 2028, 2236, 2418, 2666, 2883, 3042, 3354, 3627, 3844, 3999, 4836, 5031, 5239, 5332, 5766, 6084, 6708, 7254, 7267, 7998, 8649, 10062, 10478, 11532, 11997, 12493, 14508, 14534, 15717, 15996, 17298, 17329, 20124, 20956, 21801, 23994, 24986, 29068, 31434, 34596, 34658, 37479, 41323, 43602, 47151, 47988, 49972, 51987, 62868, 65403, 69316, 74958, 82646, 87204, 94302, 103974, 112437, 123969, 130806, 149916, 155961, 162409, 165292, 188604, 207948, 224874, 225277, 247938, 261612, 311922, 324818, 371907, 449748, 450554, 487227, 495876, 537199, 623844, 649636, 675831, 743814, 901108, 974454, 1074398, 1351662, 1461681, 1487628, 1611597, 1948908, 2027493, 2148796, 2703324, 2923362, 3223194, 4054986, 4834791, 5846724, 6446388, 6983587, 8109972, 9669582, 13967174, 19339164, 20950761, 27934348, 41901522, 62852283, 83803044, 125704566, 251409132]

約数ペア:

[(1, 251409132), (2, 125704566), (3, 83803044), (4, 62852283), (6, 41901522), (9, 27934348), (12, 20950761), (13, 19339164), (18, 13967174), (26, 9669582), (31, 8109972), (36, 6983587), (39, 6446388), (43, 5846724), (52, 4834791), (62, 4054986), (78, 3223194), (86, 2923362), (93, 2703324), (117, 2148796), (124, 2027493), (129, 1948908), (156, 1611597), (169, 1487628), (172, 1461681), (186, 1351662), (234, 1074398), (258, 974454), (279, 901108), (338, 743814), (372, 675831), (387, 649636), (403, 623844), (468, 537199), (507, 495876), (516, 487227), (558, 450554), (559, 449748), (676, 371907), (774, 324818), (806, 311922), (961, 261612), (1014, 247938), (1116, 225277), (1118, 224874), (1209, 207948), (1333, 188604), (1521, 165292), (1548, 162409), (1612, 155961), (1677, 149916), (1922, 130806), (2028, 123969), (2236, 112437), (2418, 103974), (2666, 94302), (2883, 87204), (3042, 82646), (3354, 74958), (3627, 69316), (3844, 65403), (3999, 62868), (4836, 51987), (5031, 49972), (5239, 47988), (5332, 47151), (5766, 43602), (6084, 41323), (6708, 37479), (7254, 34658), (7267, 34596), (7998, 31434), (8649, 29068), (10062, 24986), (10478, 23994), (11532, 21801), (11997, 20956), (12493, 20124), (14508, 17329), (14534, 17298), (15717, 15996)]