67781120

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:146

約数の個数: 160

約数和(自身を含む): 185613120

約数和(自身を除く): 117832000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 83, 88, 110, 116, 128, 145, 160, 166, 176, 220, 232, 256, 290, 319, 320, 332, 352, 415, 440, 464, 512, 580, 638, 640, 664, 704, 830, 880, 913, 928, 1160, 1276, 1280, 1328, 1408, 1595, 1660, 1760, 1826, 1856, 2320, 2407, 2552, 2560, 2656, 2816, 3190, 3320, 3520, 3652, 3712, 4565, 4640, 4814, 5104, 5312, 5632, 6380, 6640, 7040, 7304, 7424, 9130, 9280, 9628, 10208, 10624, 12035, 12760, 13280, 14080, 14608, 14848, 18260, 18560, 19256, 20416, 21248, 24070, 25520, 26477, 26560, 28160, 29216, 36520, 37120, 38512, 40832, 42496, 48140, 51040, 52954, 53120, 58432, 73040, 74240, 77024, 81664, 96280, 102080, 105908, 106240, 116864, 132385, 146080, 154048, 163328, 192560, 204160, 211816, 212480, 233728, 264770, 292160, 308096, 385120, 408320, 423632, 467456, 529540, 584320, 616192, 770240, 816640, 847264, 1059080, 1168640, 1232384, 1540480, 1694528, 2118160, 2337280, 3080960, 3389056, 4236320, 6161920, 6778112, 8472640, 13556224, 16945280, 33890560, 67781120]

約数ペア:

[(1, 67781120), (2, 33890560), (4, 16945280), (5, 13556224), (8, 8472640), (10, 6778112), (11, 6161920), (16, 4236320), (20, 3389056), (22, 3080960), (29, 2337280), (32, 2118160), (40, 1694528), (44, 1540480), (55, 1232384), (58, 1168640), (64, 1059080), (80, 847264), (83, 816640), (88, 770240), (110, 616192), (116, 584320), (128, 529540), (145, 467456), (160, 423632), (166, 408320), (176, 385120), (220, 308096), (232, 292160), (256, 264770), (290, 233728), (319, 212480), (320, 211816), (332, 204160), (352, 192560), (415, 163328), (440, 154048), (464, 146080), (512, 132385), (580, 116864), (638, 106240), (640, 105908), (664, 102080), (704, 96280), (830, 81664), (880, 77024), (913, 74240), (928, 73040), (1160, 58432), (1276, 53120), (1280, 52954), (1328, 51040), (1408, 48140), (1595, 42496), (1660, 40832), (1760, 38512), (1826, 37120), (1856, 36520), (2320, 29216), (2407, 28160), (2552, 26560), (2560, 26477), (2656, 25520), (2816, 24070), (3190, 21248), (3320, 20416), (3520, 19256), (3652, 18560), (3712, 18260), (4565, 14848), (4640, 14608), (4814, 14080), (5104, 13280), (5312, 12760), (5632, 12035), (6380, 10624), (6640, 10208), (7040, 9628), (7304, 9280), (7424, 9130)]