198108568

素因数分解:

$2^3\times 7^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 468864000

約数和(自身を除く): 270755432

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 43, 46, 49, 56, 73, 86, 92, 98, 146, 161, 172, 184, 196, 292, 301, 322, 343, 344, 392, 511, 584, 602, 644, 686, 989, 1022, 1127, 1204, 1288, 1372, 1679, 1978, 2044, 2107, 2254, 2408, 2744, 3139, 3358, 3577, 3956, 4088, 4214, 4508, 6278, 6716, 6923, 7154, 7889, 7912, 8428, 9016, 11753, 12556, 13432, 13846, 14308, 14749, 15778, 16856, 21973, 23506, 25039, 25112, 27692, 28616, 29498, 31556, 43946, 47012, 48461, 50078, 55384, 58996, 63112, 72197, 82271, 87892, 94024, 96922, 100156, 117992, 144394, 153811, 164542, 175784, 193844, 200312, 288788, 307622, 329084, 339227, 387688, 505379, 575897, 577576, 615244, 658168, 678454, 1010758, 1076677, 1151794, 1230488, 1356908, 2021516, 2153354, 2303588, 2713816, 3537653, 4043032, 4306708, 4607176, 7075306, 8613416, 14150612, 24763571, 28301224, 49527142, 99054284, 198108568]

約数ペア:

[(1, 198108568), (2, 99054284), (4, 49527142), (7, 28301224), (8, 24763571), (14, 14150612), (23, 8613416), (28, 7075306), (43, 4607176), (46, 4306708), (49, 4043032), (56, 3537653), (73, 2713816), (86, 2303588), (92, 2153354), (98, 2021516), (146, 1356908), (161, 1230488), (172, 1151794), (184, 1076677), (196, 1010758), (292, 678454), (301, 658168), (322, 615244), (343, 577576), (344, 575897), (392, 505379), (511, 387688), (584, 339227), (602, 329084), (644, 307622), (686, 288788), (989, 200312), (1022, 193844), (1127, 175784), (1204, 164542), (1288, 153811), (1372, 144394), (1679, 117992), (1978, 100156), (2044, 96922), (2107, 94024), (2254, 87892), (2408, 82271), (2744, 72197), (3139, 63112), (3358, 58996), (3577, 55384), (3956, 50078), (4088, 48461), (4214, 47012), (4508, 43946), (6278, 31556), (6716, 29498), (6923, 28616), (7154, 27692), (7889, 25112), (7912, 25039), (8428, 23506), (9016, 21973), (11753, 16856), (12556, 15778), (13432, 14749), (13846, 14308)]