1861668172

素因数分解:

$2^2\times 7^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:126

約数の個数: 180

約数和(自身を含む): 4363106496

約数和(自身を除く): 2501438324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 37, 49, 52, 62, 74, 91, 98, 124, 148, 169, 182, 196, 217, 259, 338, 343, 364, 403, 434, 481, 518, 637, 676, 686, 806, 868, 962, 1036, 1147, 1183, 1274, 1372, 1519, 1612, 1813, 1924, 2294, 2366, 2401, 2548, 2821, 3038, 3367, 3626, 4459, 4588, 4732, 4802, 5239, 5642, 6076, 6253, 6734, 7252, 8029, 8281, 8918, 9604, 10478, 10633, 11284, 12506, 12691, 13468, 14911, 16058, 16562, 17836, 19747, 20956, 21266, 23569, 25012, 25382, 29822, 31213, 32116, 33124, 36673, 39494, 42532, 43771, 47138, 50764, 56203, 57967, 59644, 62426, 73346, 74431, 78988, 87542, 88837, 94276, 104377, 112406, 115934, 124852, 138229, 146692, 148862, 164983, 175084, 177674, 193843, 208754, 224812, 231868, 256711, 276458, 297724, 306397, 329966, 355348, 387686, 393421, 405769, 417508, 513422, 552916, 612794, 659932, 730639, 775372, 786842, 811538, 967603, 1026844, 1154881, 1225588, 1356901, 1461278, 1573684, 1623076, 1796977, 1935206, 2144779, 2309762, 2713802, 2753947, 2922556, 3593954, 3870412, 4289558, 4619524, 5114473, 5427604, 5507894, 7187908, 8579116, 9498307, 10228946, 11015788, 12578839, 15013453, 18996614, 20457892, 25157678, 30026906, 35801311, 37993228, 50315356, 60053812, 66488149, 71602622, 132976298, 143205244, 265952596, 465417043, 930834086, 1861668172]

約数ペア:

[(1, 1861668172), (2, 930834086), (4, 465417043), (7, 265952596), (13, 143205244), (14, 132976298), (26, 71602622), (28, 66488149), (31, 60053812), (37, 50315356), (49, 37993228), (52, 35801311), (62, 30026906), (74, 25157678), (91, 20457892), (98, 18996614), (124, 15013453), (148, 12578839), (169, 11015788), (182, 10228946), (196, 9498307), (217, 8579116), (259, 7187908), (338, 5507894), (343, 5427604), (364, 5114473), (403, 4619524), (434, 4289558), (481, 3870412), (518, 3593954), (637, 2922556), (676, 2753947), (686, 2713802), (806, 2309762), (868, 2144779), (962, 1935206), (1036, 1796977), (1147, 1623076), (1183, 1573684), (1274, 1461278), (1372, 1356901), (1519, 1225588), (1612, 1154881), (1813, 1026844), (1924, 967603), (2294, 811538), (2366, 786842), (2401, 775372), (2548, 730639), (2821, 659932), (3038, 612794), (3367, 552916), (3626, 513422), (4459, 417508), (4588, 405769), (4732, 393421), (4802, 387686), (5239, 355348), (5642, 329966), (6076, 306397), (6253, 297724), (6734, 276458), (7252, 256711), (8029, 231868), (8281, 224812), (8918, 208754), (9604, 193843), (10478, 177674), (10633, 175084), (11284, 164983), (12506, 148862), (12691, 146692), (13468, 138229), (14911, 124852), (16058, 115934), (16562, 112406), (17836, 104377), (19747, 94276), (20956, 88837), (21266, 87542), (23569, 78988), (25012, 74431), (25382, 73346), (29822, 62426), (31213, 59644), (32116, 57967), (33124, 56203), (36673, 50764), (39494, 47138), (42532, 43771)]