197808660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4243}}^1$

素因数の和:4302

約数の個数: 144

約数和(自身を含む): 704436096

約数和(自身を除く): 506627436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 2220, 2331, 2590, 3108, 3330, 3885, 4243, 4662, 5180, 6660, 7770, 8486, 9324, 11655, 12729, 15540, 16972, 21215, 23310, 25458, 29701, 38187, 42430, 46620, 50916, 59402, 63645, 76374, 84860, 89103, 118804, 127290, 148505, 152748, 156991, 178206, 190935, 254580, 267309, 297010, 313982, 356412, 381870, 445515, 470973, 534618, 594020, 627964, 763740, 784955, 891030, 941946, 1069236, 1098937, 1336545, 1412919, 1569910, 1782060, 1883892, 2197874, 2354865, 2673090, 2825838, 3139820, 3296811, 4395748, 4709730, 5346180, 5494685, 5651676, 6593622, 7064595, 9419460, 9890433, 10989370, 13187244, 14129190, 16484055, 19780866, 21978740, 28258380, 32968110, 39561732, 49452165, 65936220, 98904330, 197808660]

約数ペア:

[(1, 197808660), (2, 98904330), (3, 65936220), (4, 49452165), (5, 39561732), (6, 32968110), (7, 28258380), (9, 21978740), (10, 19780866), (12, 16484055), (14, 14129190), (15, 13187244), (18, 10989370), (20, 9890433), (21, 9419460), (28, 7064595), (30, 6593622), (35, 5651676), (36, 5494685), (37, 5346180), (42, 4709730), (45, 4395748), (60, 3296811), (63, 3139820), (70, 2825838), (74, 2673090), (84, 2354865), (90, 2197874), (105, 1883892), (111, 1782060), (126, 1569910), (140, 1412919), (148, 1336545), (180, 1098937), (185, 1069236), (210, 941946), (222, 891030), (252, 784955), (259, 763740), (315, 627964), (333, 594020), (370, 534618), (420, 470973), (444, 445515), (518, 381870), (555, 356412), (630, 313982), (666, 297010), (740, 267309), (777, 254580), (1036, 190935), (1110, 178206), (1260, 156991), (1295, 152748), (1332, 148505), (1554, 127290), (1665, 118804), (2220, 89103), (2331, 84860), (2590, 76374), (3108, 63645), (3330, 59402), (3885, 50916), (4243, 46620), (4662, 42430), (5180, 38187), (6660, 29701), (7770, 25458), (8486, 23310), (9324, 21215), (11655, 16972), (12729, 15540)]