281077434

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:265

約数の個数: 144

約数和(自身を含む): 725018112

約数和(自身を除く): 443940678

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 31, 33, 46, 62, 66, 69, 93, 99, 121, 138, 181, 186, 198, 207, 242, 253, 279, 341, 362, 363, 414, 506, 543, 558, 682, 713, 726, 759, 1023, 1086, 1089, 1426, 1518, 1629, 1991, 2046, 2139, 2178, 2277, 2783, 3069, 3258, 3751, 3982, 4163, 4278, 4554, 5566, 5611, 5973, 6138, 6417, 7502, 7843, 8326, 8349, 11222, 11253, 11946, 12489, 12834, 15686, 16698, 16833, 17919, 21901, 22506, 23529, 24978, 25047, 33666, 33759, 35838, 37467, 43802, 45793, 47058, 50094, 50499, 61721, 65703, 67518, 70587, 74934, 86273, 91586, 100998, 123442, 129053, 131406, 137379, 141174, 172546, 185163, 197109, 258106, 258819, 274758, 370326, 387159, 394218, 412137, 503723, 517638, 555489, 678931, 774318, 776457, 824274, 1007446, 1110978, 1161477, 1357862, 1419583, 1511169, 1552914, 2036793, 2322954, 2839166, 3022338, 4073586, 4258749, 4533507, 6110379, 8517498, 9067014, 12220758, 12776247, 15615413, 25552494, 31230826, 46846239, 93692478, 140538717, 281077434]

約数ペア:

[(1, 281077434), (2, 140538717), (3, 93692478), (6, 46846239), (9, 31230826), (11, 25552494), (18, 15615413), (22, 12776247), (23, 12220758), (31, 9067014), (33, 8517498), (46, 6110379), (62, 4533507), (66, 4258749), (69, 4073586), (93, 3022338), (99, 2839166), (121, 2322954), (138, 2036793), (181, 1552914), (186, 1511169), (198, 1419583), (207, 1357862), (242, 1161477), (253, 1110978), (279, 1007446), (341, 824274), (362, 776457), (363, 774318), (414, 678931), (506, 555489), (543, 517638), (558, 503723), (682, 412137), (713, 394218), (726, 387159), (759, 370326), (1023, 274758), (1086, 258819), (1089, 258106), (1426, 197109), (1518, 185163), (1629, 172546), (1991, 141174), (2046, 137379), (2139, 131406), (2178, 129053), (2277, 123442), (2783, 100998), (3069, 91586), (3258, 86273), (3751, 74934), (3982, 70587), (4163, 67518), (4278, 65703), (4554, 61721), (5566, 50499), (5611, 50094), (5973, 47058), (6138, 45793), (6417, 43802), (7502, 37467), (7843, 35838), (8326, 33759), (8349, 33666), (11222, 25047), (11253, 24978), (11946, 23529), (12489, 22506), (12834, 21901), (15686, 17919), (16698, 16833)]