20317502016

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{25579}}^1$

素因数の和:25801

約数の個数: 168

約数和(自身を含む): 66896406720

約数和(自身を除く): 46578904704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 197, 224, 252, 288, 336, 394, 448, 504, 576, 591, 672, 788, 1008, 1182, 1344, 1379, 1576, 1773, 2016, 2364, 2758, 3152, 3546, 4032, 4137, 4728, 5516, 6304, 7092, 8274, 9456, 11032, 12411, 12608, 14184, 16548, 18912, 22064, 24822, 25579, 28368, 33096, 37824, 44128, 49644, 51158, 56736, 66192, 76737, 88256, 99288, 102316, 113472, 132384, 153474, 179053, 198576, 204632, 230211, 264768, 306948, 358106, 397152, 409264, 460422, 537159, 613896, 716212, 794304, 818528, 920844, 1074318, 1227792, 1432424, 1611477, 1637056, 1841688, 2148636, 2455584, 2864848, 3222954, 3683376, 4297272, 4911168, 5039063, 5729696, 6445908, 7366752, 8594544, 10078126, 11459392, 12891816, 14733504, 15117189, 17189088, 20156252, 25783632, 30234378, 34378176, 35273441, 40312504, 45351567, 51567264, 60468756, 70546882, 80625008, 90703134, 103134528, 105820323, 120937512, 141093764, 161250016, 181406268, 211640646, 241875024, 282187528, 317460969, 322500032, 362812536, 423281292, 483750048, 564375056, 634921938, 725625072, 846562584, 967500096, 1128750112, 1269843876, 1451250144, 1693125168, 2257500224, 2539687752, 2902500288, 3386250336, 5079375504, 6772500672, 10158751008, 20317502016]

約数ペア:

[(1, 20317502016), (2, 10158751008), (3, 6772500672), (4, 5079375504), (6, 3386250336), (7, 2902500288), (8, 2539687752), (9, 2257500224), (12, 1693125168), (14, 1451250144), (16, 1269843876), (18, 1128750112), (21, 967500096), (24, 846562584), (28, 725625072), (32, 634921938), (36, 564375056), (42, 483750048), (48, 423281292), (56, 362812536), (63, 322500032), (64, 317460969), (72, 282187528), (84, 241875024), (96, 211640646), (112, 181406268), (126, 161250016), (144, 141093764), (168, 120937512), (192, 105820323), (197, 103134528), (224, 90703134), (252, 80625008), (288, 70546882), (336, 60468756), (394, 51567264), (448, 45351567), (504, 40312504), (576, 35273441), (591, 34378176), (672, 30234378), (788, 25783632), (1008, 20156252), (1182, 17189088), (1344, 15117189), (1379, 14733504), (1576, 12891816), (1773, 11459392), (2016, 10078126), (2364, 8594544), (2758, 7366752), (3152, 6445908), (3546, 5729696), (4032, 5039063), (4137, 4911168), (4728, 4297272), (5516, 3683376), (6304, 3222954), (7092, 2864848), (8274, 2455584), (9456, 2148636), (11032, 1841688), (12411, 1637056), (12608, 1611477), (14184, 1432424), (16548, 1227792), (18912, 1074318), (22064, 920844), (24822, 818528), (25579, 794304), (28368, 716212), (33096, 613896), (37824, 537159), (44128, 460422), (49644, 409264), (51158, 397152), (56736, 358106), (66192, 306948), (76737, 264768), (88256, 230211), (99288, 204632), (102316, 198576), (113472, 179053), (132384, 153474)]