1274692440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7703}}^1$

素因数の和:7921

約数の個数: 128

約数和(自身を含む): 4393128960

約数和(自身を除く): 3118436520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 197, 210, 280, 394, 420, 591, 788, 840, 985, 1182, 1379, 1576, 1970, 2364, 2758, 2955, 3940, 4137, 4728, 5516, 5910, 6895, 7703, 7880, 8274, 11032, 11820, 13790, 15406, 16548, 20685, 23109, 23640, 27580, 30812, 33096, 38515, 41370, 46218, 53921, 55160, 61624, 77030, 82740, 92436, 107842, 115545, 154060, 161763, 165480, 184872, 215684, 231090, 269605, 308120, 323526, 431368, 462180, 539210, 647052, 808815, 924360, 1078420, 1294104, 1517491, 1617630, 2156840, 3034982, 3235260, 4552473, 6069964, 6470520, 7587455, 9104946, 10622437, 12139928, 15174910, 18209892, 21244874, 22762365, 30349820, 31867311, 36419784, 42489748, 45524730, 53112185, 60699640, 63734622, 84979496, 91049460, 106224370, 127469244, 159336555, 182098920, 212448740, 254938488, 318673110, 424897480, 637346220, 1274692440]

約数ペア:

[(1, 1274692440), (2, 637346220), (3, 424897480), (4, 318673110), (5, 254938488), (6, 212448740), (7, 182098920), (8, 159336555), (10, 127469244), (12, 106224370), (14, 91049460), (15, 84979496), (20, 63734622), (21, 60699640), (24, 53112185), (28, 45524730), (30, 42489748), (35, 36419784), (40, 31867311), (42, 30349820), (56, 22762365), (60, 21244874), (70, 18209892), (84, 15174910), (105, 12139928), (120, 10622437), (140, 9104946), (168, 7587455), (197, 6470520), (210, 6069964), (280, 4552473), (394, 3235260), (420, 3034982), (591, 2156840), (788, 1617630), (840, 1517491), (985, 1294104), (1182, 1078420), (1379, 924360), (1576, 808815), (1970, 647052), (2364, 539210), (2758, 462180), (2955, 431368), (3940, 323526), (4137, 308120), (4728, 269605), (5516, 231090), (5910, 215684), (6895, 184872), (7703, 165480), (7880, 161763), (8274, 154060), (11032, 115545), (11820, 107842), (13790, 92436), (15406, 82740), (16548, 77030), (20685, 61624), (23109, 55160), (23640, 53921), (27580, 46218), (30812, 41370), (33096, 38515)]