205194990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6833}}^1$

素因数の和:6874

約数の個数: 128

約数和(自身を含む): 661312512

約数和(自身を除く): 456117522

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 55, 65, 66, 70, 77, 78, 91, 105, 110, 130, 143, 154, 165, 182, 195, 210, 231, 273, 286, 330, 385, 390, 429, 455, 462, 546, 715, 770, 858, 910, 1001, 1155, 1365, 1430, 2002, 2145, 2310, 2730, 3003, 4290, 5005, 6006, 6833, 10010, 13666, 15015, 20499, 30030, 34165, 40998, 47831, 68330, 75163, 88829, 95662, 102495, 143493, 150326, 177658, 204990, 225489, 239155, 266487, 286986, 375815, 444145, 450978, 478310, 526141, 532974, 621803, 717465, 751630, 888290, 977119, 1052282, 1127445, 1243606, 1332435, 1434930, 1578423, 1865409, 1954238, 2254890, 2630705, 2664870, 2931357, 3109015, 3156846, 3730818, 4885595, 5261410, 5862714, 6218030, 6839833, 7892115, 9327045, 9771190, 13679666, 14656785, 15784230, 18654090, 20519499, 29313570, 34199165, 41038998, 68398330, 102597495, 205194990]

約数ペア:

[(1, 205194990), (2, 102597495), (3, 68398330), (5, 41038998), (6, 34199165), (7, 29313570), (10, 20519499), (11, 18654090), (13, 15784230), (14, 14656785), (15, 13679666), (21, 9771190), (22, 9327045), (26, 7892115), (30, 6839833), (33, 6218030), (35, 5862714), (39, 5261410), (42, 4885595), (55, 3730818), (65, 3156846), (66, 3109015), (70, 2931357), (77, 2664870), (78, 2630705), (91, 2254890), (105, 1954238), (110, 1865409), (130, 1578423), (143, 1434930), (154, 1332435), (165, 1243606), (182, 1127445), (195, 1052282), (210, 977119), (231, 888290), (273, 751630), (286, 717465), (330, 621803), (385, 532974), (390, 526141), (429, 478310), (455, 450978), (462, 444145), (546, 375815), (715, 286986), (770, 266487), (858, 239155), (910, 225489), (1001, 204990), (1155, 177658), (1365, 150326), (1430, 143493), (2002, 102495), (2145, 95662), (2310, 88829), (2730, 75163), (3003, 68330), (4290, 47831), (5005, 40998), (6006, 34165), (6833, 30030), (10010, 20499), (13666, 15015)]