64695120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:517

約数の個数: 160

約数和(自身を含む): 232151808

約数和(自身を除く): 167456688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 97, 105, 112, 120, 140, 168, 194, 210, 240, 280, 291, 336, 388, 397, 420, 485, 560, 582, 679, 776, 794, 840, 970, 1164, 1191, 1358, 1455, 1552, 1588, 1680, 1940, 1985, 2037, 2328, 2382, 2716, 2779, 2910, 3176, 3395, 3880, 3970, 4074, 4656, 4764, 5432, 5558, 5820, 5955, 6352, 6790, 7760, 7940, 8148, 8337, 9528, 10185, 10864, 11116, 11640, 11910, 13580, 13895, 15880, 16296, 16674, 19056, 20370, 22232, 23280, 23820, 27160, 27790, 31760, 32592, 33348, 38509, 40740, 41685, 44464, 47640, 54320, 55580, 66696, 77018, 81480, 83370, 95280, 111160, 115527, 133392, 154036, 162960, 166740, 192545, 222320, 231054, 269563, 308072, 333480, 385090, 462108, 539126, 577635, 616144, 666960, 770180, 808689, 924216, 1078252, 1155270, 1347815, 1540360, 1617378, 1848432, 2156504, 2310540, 2695630, 3080720, 3234756, 4043445, 4313008, 4621080, 5391260, 6469512, 8086890, 9242160, 10782520, 12939024, 16173780, 21565040, 32347560, 64695120]

約数ペア:

[(1, 64695120), (2, 32347560), (3, 21565040), (4, 16173780), (5, 12939024), (6, 10782520), (7, 9242160), (8, 8086890), (10, 6469512), (12, 5391260), (14, 4621080), (15, 4313008), (16, 4043445), (20, 3234756), (21, 3080720), (24, 2695630), (28, 2310540), (30, 2156504), (35, 1848432), (40, 1617378), (42, 1540360), (48, 1347815), (56, 1155270), (60, 1078252), (70, 924216), (80, 808689), (84, 770180), (97, 666960), (105, 616144), (112, 577635), (120, 539126), (140, 462108), (168, 385090), (194, 333480), (210, 308072), (240, 269563), (280, 231054), (291, 222320), (336, 192545), (388, 166740), (397, 162960), (420, 154036), (485, 133392), (560, 115527), (582, 111160), (679, 95280), (776, 83370), (794, 81480), (840, 77018), (970, 66696), (1164, 55580), (1191, 54320), (1358, 47640), (1455, 44464), (1552, 41685), (1588, 40740), (1680, 38509), (1940, 33348), (1985, 32592), (2037, 31760), (2328, 27790), (2382, 27160), (2716, 23820), (2779, 23280), (2910, 22232), (3176, 20370), (3395, 19056), (3880, 16674), (3970, 16296), (4074, 15880), (4656, 13895), (4764, 13580), (5432, 11910), (5558, 11640), (5820, 11116), (5955, 10864), (6352, 10185), (6790, 9528), (7760, 8337), (7940, 8148)]