388170720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:522

約数の個数: 288

約数和(自身を含む): 1533325248

約数和(自身を除く): 1145154528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 97, 105, 112, 120, 126, 140, 144, 160, 168, 180, 194, 210, 224, 240, 252, 280, 288, 291, 315, 336, 360, 388, 397, 420, 480, 485, 504, 560, 582, 630, 672, 679, 720, 776, 794, 840, 873, 970, 1008, 1120, 1164, 1191, 1260, 1358, 1440, 1455, 1552, 1588, 1680, 1746, 1940, 1985, 2016, 2037, 2328, 2382, 2520, 2716, 2779, 2910, 3104, 3176, 3360, 3395, 3492, 3573, 3880, 3970, 4074, 4365, 4656, 4764, 5040, 5432, 5558, 5820, 5955, 6111, 6352, 6790, 6984, 7146, 7760, 7940, 8148, 8337, 8730, 9312, 9528, 10080, 10185, 10864, 11116, 11640, 11910, 12222, 12704, 13580, 13895, 13968, 14292, 15520, 15880, 16296, 16674, 17460, 17865, 19056, 20370, 21728, 22232, 23280, 23820, 24444, 25011, 27160, 27790, 27936, 28584, 30555, 31760, 32592, 33348, 34920, 35730, 38112, 38509, 40740, 41685, 44464, 46560, 47640, 48888, 50022, 54320, 55580, 57168, 61110, 63520, 65184, 66696, 69840, 71460, 77018, 81480, 83370, 88928, 95280, 97776, 100044, 108640, 111160, 114336, 115527, 122220, 125055, 133392, 139680, 142920, 154036, 162960, 166740, 190560, 192545, 195552, 200088, 222320, 231054, 244440, 250110, 266784, 269563, 285840, 308072, 325920, 333480, 346581, 385090, 400176, 444640, 462108, 488880, 500220, 539126, 571680, 577635, 616144, 666960, 693162, 770180, 800352, 808689, 924216, 977760, 1000440, 1078252, 1155270, 1232288, 1333920, 1347815, 1386324, 1540360, 1617378, 1732905, 1848432, 2000880, 2156504, 2310540, 2426067, 2695630, 2772648, 3080720, 3234756, 3465810, 3696864, 4001760, 4043445, 4313008, 4621080, 4852134, 5391260, 5545296, 6161440, 6469512, 6931620, 8086890, 8626016, 9242160, 9704268, 10782520, 11090592, 12130335, 12939024, 13863240, 16173780, 18484320, 19408536, 21565040, 24260670, 25878048, 27726480, 32347560, 38817072, 43130080, 48521340, 55452960, 64695120, 77634144, 97042680, 129390240, 194085360, 388170720]

約数ペア:

[(1, 388170720), (2, 194085360), (3, 129390240), (4, 97042680), (5, 77634144), (6, 64695120), (7, 55452960), (8, 48521340), (9, 43130080), (10, 38817072), (12, 32347560), (14, 27726480), (15, 25878048), (16, 24260670), (18, 21565040), (20, 19408536), (21, 18484320), (24, 16173780), (28, 13863240), (30, 12939024), (32, 12130335), (35, 11090592), (36, 10782520), (40, 9704268), (42, 9242160), (45, 8626016), (48, 8086890), (56, 6931620), (60, 6469512), (63, 6161440), (70, 5545296), (72, 5391260), (80, 4852134), (84, 4621080), (90, 4313008), (96, 4043445), (97, 4001760), (105, 3696864), (112, 3465810), (120, 3234756), (126, 3080720), (140, 2772648), (144, 2695630), (160, 2426067), (168, 2310540), (180, 2156504), (194, 2000880), (210, 1848432), (224, 1732905), (240, 1617378), (252, 1540360), (280, 1386324), (288, 1347815), (291, 1333920), (315, 1232288), (336, 1155270), (360, 1078252), (388, 1000440), (397, 977760), (420, 924216), (480, 808689), (485, 800352), (504, 770180), (560, 693162), (582, 666960), (630, 616144), (672, 577635), (679, 571680), (720, 539126), (776, 500220), (794, 488880), (840, 462108), (873, 444640), (970, 400176), (1008, 385090), (1120, 346581), (1164, 333480), (1191, 325920), (1260, 308072), (1358, 285840), (1440, 269563), (1455, 266784), (1552, 250110), (1588, 244440), (1680, 231054), (1746, 222320), (1940, 200088), (1985, 195552), (2016, 192545), (2037, 190560), (2328, 166740), (2382, 162960), (2520, 154036), (2716, 142920), (2779, 139680), (2910, 133392), (3104, 125055), (3176, 122220), (3360, 115527), (3395, 114336), (3492, 111160), (3573, 108640), (3880, 100044), (3970, 97776), (4074, 95280), (4365, 88928), (4656, 83370), (4764, 81480), (5040, 77018), (5432, 71460), (5558, 69840), (5820, 66696), (5955, 65184), (6111, 63520), (6352, 61110), (6790, 57168), (6984, 55580), (7146, 54320), (7760, 50022), (7940, 48888), (8148, 47640), (8337, 46560), (8730, 44464), (9312, 41685), (9528, 40740), (10080, 38509), (10185, 38112), (10864, 35730), (11116, 34920), (11640, 33348), (11910, 32592), (12222, 31760), (12704, 30555), (13580, 28584), (13895, 27936), (13968, 27790), (14292, 27160), (15520, 25011), (15880, 24444), (16296, 23820), (16674, 23280), (17460, 22232), (17865, 21728), (19056, 20370)]