268218650

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1319}}^1$

素因数の和:1428

約数の個数: 72

約数和(自身を含む): 587774880

約数和(自身を除く): 319556230

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 83, 98, 166, 175, 245, 350, 415, 490, 581, 830, 1162, 1225, 1319, 2075, 2450, 2638, 2905, 4067, 4150, 5810, 6595, 8134, 9233, 13190, 14525, 18466, 20335, 29050, 32975, 40670, 46165, 64631, 65950, 92330, 101675, 109477, 129262, 203350, 218954, 230825, 323155, 461650, 547385, 646310, 766339, 1094770, 1532678, 1615775, 2736925, 3231550, 3831695, 5364373, 5473850, 7663390, 10728746, 19158475, 26821865, 38316950, 53643730, 134109325, 268218650]

約数ペア:

[(1, 268218650), (2, 134109325), (5, 53643730), (7, 38316950), (10, 26821865), (14, 19158475), (25, 10728746), (35, 7663390), (49, 5473850), (50, 5364373), (70, 3831695), (83, 3231550), (98, 2736925), (166, 1615775), (175, 1532678), (245, 1094770), (350, 766339), (415, 646310), (490, 547385), (581, 461650), (830, 323155), (1162, 230825), (1225, 218954), (1319, 203350), (2075, 129262), (2450, 109477), (2638, 101675), (2905, 92330), (4067, 65950), (4150, 64631), (5810, 46165), (6595, 40670), (8134, 32975), (9233, 29050), (13190, 20335), (14525, 18466)]