81754512

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 175371888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 71, 84, 92, 112, 138, 142, 149, 161, 168, 184, 213, 276, 284, 298, 322, 336, 368, 426, 447, 483, 497, 552, 568, 596, 644, 852, 894, 966, 994, 1043, 1104, 1136, 1192, 1288, 1491, 1633, 1704, 1788, 1932, 1988, 2086, 2384, 2576, 2982, 3129, 3266, 3408, 3427, 3576, 3864, 3976, 4172, 4899, 5964, 6258, 6532, 6854, 7152, 7728, 7952, 8344, 9798, 10281, 10579, 11431, 11928, 12516, 13064, 13708, 16688, 19596, 20562, 21158, 22862, 23856, 23989, 25032, 26128, 27416, 31737, 34293, 39192, 41124, 42316, 45724, 47978, 50064, 54832, 63474, 68586, 71967, 74053, 78384, 82248, 84632, 91448, 95956, 126948, 137172, 143934, 148106, 164496, 169264, 182896, 191912, 222159, 243317, 253896, 274344, 287868, 296212, 383824, 444318, 486634, 507792, 548688, 575736, 592424, 729951, 888636, 973268, 1151472, 1184848, 1459902, 1703219, 1777272, 1946536, 2919804, 3406438, 3554544, 3893072, 5109657, 5839608, 6812876, 10219314, 11679216, 13625752, 20438628, 27251504, 40877256, 81754512]

約数ペア:

[(1, 81754512), (2, 40877256), (3, 27251504), (4, 20438628), (6, 13625752), (7, 11679216), (8, 10219314), (12, 6812876), (14, 5839608), (16, 5109657), (21, 3893072), (23, 3554544), (24, 3406438), (28, 2919804), (42, 1946536), (46, 1777272), (48, 1703219), (56, 1459902), (69, 1184848), (71, 1151472), (84, 973268), (92, 888636), (112, 729951), (138, 592424), (142, 575736), (149, 548688), (161, 507792), (168, 486634), (184, 444318), (213, 383824), (276, 296212), (284, 287868), (298, 274344), (322, 253896), (336, 243317), (368, 222159), (426, 191912), (447, 182896), (483, 169264), (497, 164496), (552, 148106), (568, 143934), (596, 137172), (644, 126948), (852, 95956), (894, 91448), (966, 84632), (994, 82248), (1043, 78384), (1104, 74053), (1136, 71967), (1192, 68586), (1288, 63474), (1491, 54832), (1633, 50064), (1704, 47978), (1788, 45724), (1932, 42316), (1988, 41124), (2086, 39192), (2384, 34293), (2576, 31737), (2982, 27416), (3129, 26128), (3266, 25032), (3408, 23989), (3427, 23856), (3576, 22862), (3864, 21158), (3976, 20562), (4172, 19596), (4899, 16688), (5964, 13708), (6258, 13064), (6532, 12516), (6854, 11928), (7152, 11431), (7728, 10579), (7952, 10281), (8344, 9798)]