81034848

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:345

約数の個数: 144

約数和(自身を含む): 247665600

約数和(自身を除く): 166630752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 59, 72, 76, 96, 114, 118, 144, 152, 171, 177, 228, 236, 251, 288, 304, 342, 354, 456, 472, 502, 531, 608, 684, 708, 753, 912, 944, 1004, 1062, 1121, 1368, 1416, 1506, 1824, 1888, 2008, 2124, 2242, 2259, 2736, 2832, 3012, 3363, 4016, 4248, 4484, 4518, 4769, 5472, 5664, 6024, 6726, 8032, 8496, 8968, 9036, 9538, 10089, 12048, 13452, 14307, 14809, 16992, 17936, 18072, 19076, 20178, 24096, 26904, 28614, 29618, 35872, 36144, 38152, 40356, 42921, 44427, 53808, 57228, 59236, 72288, 76304, 80712, 85842, 88854, 107616, 114456, 118472, 133281, 152608, 161424, 171684, 177708, 228912, 236944, 266562, 281371, 322848, 343368, 355416, 457824, 473888, 533124, 562742, 686736, 710832, 844113, 1066248, 1125484, 1373472, 1421664, 1688226, 2132496, 2250968, 2532339, 3376452, 4264992, 4501936, 5064678, 6752904, 9003872, 10129356, 13505808, 20258712, 27011616, 40517424, 81034848]

約数ペア:

[(1, 81034848), (2, 40517424), (3, 27011616), (4, 20258712), (6, 13505808), (8, 10129356), (9, 9003872), (12, 6752904), (16, 5064678), (18, 4501936), (19, 4264992), (24, 3376452), (32, 2532339), (36, 2250968), (38, 2132496), (48, 1688226), (57, 1421664), (59, 1373472), (72, 1125484), (76, 1066248), (96, 844113), (114, 710832), (118, 686736), (144, 562742), (152, 533124), (171, 473888), (177, 457824), (228, 355416), (236, 343368), (251, 322848), (288, 281371), (304, 266562), (342, 236944), (354, 228912), (456, 177708), (472, 171684), (502, 161424), (531, 152608), (608, 133281), (684, 118472), (708, 114456), (753, 107616), (912, 88854), (944, 85842), (1004, 80712), (1062, 76304), (1121, 72288), (1368, 59236), (1416, 57228), (1506, 53808), (1824, 44427), (1888, 42921), (2008, 40356), (2124, 38152), (2242, 36144), (2259, 35872), (2736, 29618), (2832, 28614), (3012, 26904), (3363, 24096), (4016, 20178), (4248, 19076), (4484, 18072), (4518, 17936), (4769, 16992), (5472, 14809), (5664, 14307), (6024, 13452), (6726, 12048), (8032, 10089), (8496, 9538), (8968, 9036)]