187453980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:617

約数の個数: 192

約数和(自身を含む): 674472960

約数和(自身を除く): 487018980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 101, 105, 108, 126, 135, 140, 180, 189, 202, 210, 252, 270, 303, 315, 378, 404, 420, 491, 505, 540, 606, 630, 707, 756, 909, 945, 982, 1010, 1212, 1260, 1414, 1473, 1515, 1818, 1890, 1964, 2020, 2121, 2455, 2727, 2828, 2946, 3030, 3437, 3535, 3636, 3780, 4242, 4419, 4545, 4910, 5454, 5892, 6060, 6363, 6874, 7070, 7365, 8484, 8838, 9090, 9820, 10311, 10605, 10908, 12726, 13257, 13635, 13748, 14140, 14730, 17185, 17676, 18180, 19089, 20622, 21210, 22095, 25452, 26514, 27270, 29460, 30933, 31815, 34370, 38178, 41244, 42420, 44190, 49591, 51555, 53028, 54540, 61866, 63630, 66285, 68740, 76356, 88380, 92799, 95445, 99182, 103110, 123732, 127260, 132570, 148773, 154665, 185598, 190890, 198364, 206220, 247955, 265140, 297546, 309330, 347137, 371196, 381780, 446319, 463995, 495910, 595092, 618660, 694274, 743865, 892638, 927990, 991820, 1041411, 1338957, 1388548, 1487730, 1735685, 1785276, 1855980, 2082822, 2231595, 2677914, 2975460, 3124233, 3471370, 4165644, 4463190, 5207055, 5355828, 6248466, 6694785, 6942740, 8926380, 9372699, 10414110, 12496932, 13389570, 15621165, 18745398, 20828220, 26779140, 31242330, 37490796, 46863495, 62484660, 93726990, 187453980]

約数ペア:

[(1, 187453980), (2, 93726990), (3, 62484660), (4, 46863495), (5, 37490796), (6, 31242330), (7, 26779140), (9, 20828220), (10, 18745398), (12, 15621165), (14, 13389570), (15, 12496932), (18, 10414110), (20, 9372699), (21, 8926380), (27, 6942740), (28, 6694785), (30, 6248466), (35, 5355828), (36, 5207055), (42, 4463190), (45, 4165644), (54, 3471370), (60, 3124233), (63, 2975460), (70, 2677914), (84, 2231595), (90, 2082822), (101, 1855980), (105, 1785276), (108, 1735685), (126, 1487730), (135, 1388548), (140, 1338957), (180, 1041411), (189, 991820), (202, 927990), (210, 892638), (252, 743865), (270, 694274), (303, 618660), (315, 595092), (378, 495910), (404, 463995), (420, 446319), (491, 381780), (505, 371196), (540, 347137), (606, 309330), (630, 297546), (707, 265140), (756, 247955), (909, 206220), (945, 198364), (982, 190890), (1010, 185598), (1212, 154665), (1260, 148773), (1414, 132570), (1473, 127260), (1515, 123732), (1818, 103110), (1890, 99182), (1964, 95445), (2020, 92799), (2121, 88380), (2455, 76356), (2727, 68740), (2828, 66285), (2946, 63630), (3030, 61866), (3437, 54540), (3535, 53028), (3636, 51555), (3780, 49591), (4242, 44190), (4419, 42420), (4545, 41244), (4910, 38178), (5454, 34370), (5892, 31815), (6060, 30933), (6363, 29460), (6874, 27270), (7070, 26514), (7365, 25452), (8484, 22095), (8838, 21210), (9090, 20622), (9820, 19089), (10311, 18180), (10605, 17676), (10908, 17185), (12726, 14730), (13257, 14140), (13635, 13748)]