172255188

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 500097024

約数和(自身を除く): 327841836

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 47, 49, 69, 84, 92, 94, 98, 138, 141, 147, 161, 188, 196, 271, 276, 282, 294, 322, 329, 483, 542, 564, 588, 644, 658, 813, 966, 987, 1081, 1084, 1127, 1316, 1626, 1897, 1932, 1974, 2162, 2254, 2303, 3243, 3252, 3381, 3794, 3948, 4324, 4508, 4606, 5691, 6233, 6486, 6762, 6909, 7567, 7588, 9212, 11382, 12466, 12737, 12972, 13279, 13524, 13818, 15134, 18699, 22701, 22764, 24932, 25474, 26558, 27636, 30268, 37398, 38211, 39837, 43631, 45402, 50948, 52969, 53116, 74796, 76422, 79674, 87262, 89159, 90804, 105938, 130893, 152844, 158907, 159348, 174524, 178318, 211876, 261786, 267477, 292951, 305417, 317814, 356636, 523572, 534954, 585902, 610834, 624113, 635628, 878853, 916251, 1069908, 1171804, 1221668, 1248226, 1757706, 1832502, 1872339, 2050657, 2496452, 3515412, 3665004, 3744678, 4101314, 6151971, 7489356, 8202628, 12303942, 14354599, 24607884, 28709198, 43063797, 57418396, 86127594, 172255188]

約数ペア:

[(1, 172255188), (2, 86127594), (3, 57418396), (4, 43063797), (6, 28709198), (7, 24607884), (12, 14354599), (14, 12303942), (21, 8202628), (23, 7489356), (28, 6151971), (42, 4101314), (46, 3744678), (47, 3665004), (49, 3515412), (69, 2496452), (84, 2050657), (92, 1872339), (94, 1832502), (98, 1757706), (138, 1248226), (141, 1221668), (147, 1171804), (161, 1069908), (188, 916251), (196, 878853), (271, 635628), (276, 624113), (282, 610834), (294, 585902), (322, 534954), (329, 523572), (483, 356636), (542, 317814), (564, 305417), (588, 292951), (644, 267477), (658, 261786), (813, 211876), (966, 178318), (987, 174524), (1081, 159348), (1084, 158907), (1127, 152844), (1316, 130893), (1626, 105938), (1897, 90804), (1932, 89159), (1974, 87262), (2162, 79674), (2254, 76422), (2303, 74796), (3243, 53116), (3252, 52969), (3381, 50948), (3794, 45402), (3948, 43631), (4324, 39837), (4508, 38211), (4606, 37398), (5691, 30268), (6233, 27636), (6486, 26558), (6762, 25474), (6909, 24932), (7567, 22764), (7588, 22701), (9212, 18699), (11382, 15134), (12466, 13818), (12737, 13524), (12972, 13279)]