201476940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{977}}^1$

素因数の和:1487

約数の個数: 96

約数和(自身を含む): 646700544

約数和(自身を除く): 445223604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 491, 977, 982, 1473, 1954, 1964, 2455, 2931, 2946, 3437, 3908, 4885, 4910, 5862, 5892, 6839, 6874, 7365, 9770, 9820, 10311, 11724, 13678, 13748, 14655, 14730, 17185, 19540, 20517, 20622, 27356, 29310, 29460, 34195, 34370, 41034, 41244, 51555, 58620, 68390, 68740, 82068, 102585, 103110, 136780, 205170, 206220, 410340, 479707, 959414, 1439121, 1918828, 2398535, 2878242, 3357949, 4797070, 5756484, 6715898, 7195605, 9594140, 10073847, 13431796, 14391210, 16789745, 20147694, 28782420, 33579490, 40295388, 50369235, 67158980, 100738470, 201476940]

約数ペア:

[(1, 201476940), (2, 100738470), (3, 67158980), (4, 50369235), (5, 40295388), (6, 33579490), (7, 28782420), (10, 20147694), (12, 16789745), (14, 14391210), (15, 13431796), (20, 10073847), (21, 9594140), (28, 7195605), (30, 6715898), (35, 5756484), (42, 4797070), (60, 3357949), (70, 2878242), (84, 2398535), (105, 1918828), (140, 1439121), (210, 959414), (420, 479707), (491, 410340), (977, 206220), (982, 205170), (1473, 136780), (1954, 103110), (1964, 102585), (2455, 82068), (2931, 68740), (2946, 68390), (3437, 58620), (3908, 51555), (4885, 41244), (4910, 41034), (5862, 34370), (5892, 34195), (6839, 29460), (6874, 29310), (7365, 27356), (9770, 20622), (9820, 20517), (10311, 19540), (11724, 17185), (13678, 14730), (13748, 14655)]