16945280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 46267200

約数和(自身を除く): 29321920

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, 290, 319, 320, 332, 352, 415, 440, 464, 580, 638, 640, 664, 704, 830, 880, 913, 928, 1160, 1276, 1328, 1408, 1595, 1660, 1760, 1826, 1856, 2320, 2407, 2552, 2656, 3190, 3320, 3520, 3652, 3712, 4565, 4640, 4814, 5104, 5312, 6380, 6640, 7040, 7304, 9130, 9280, 9628, 10208, 10624, 12035, 12760, 13280, 14608, 18260, 18560, 19256, 20416, 24070, 25520, 26477, 26560, 29216, 36520, 38512, 40832, 48140, 51040, 52954, 53120, 58432, 73040, 77024, 96280, 102080, 105908, 116864, 132385, 146080, 154048, 192560, 204160, 211816, 264770, 292160, 308096, 385120, 423632, 529540, 584320, 770240, 847264, 1059080, 1540480, 1694528, 2118160, 3389056, 4236320, 8472640, 16945280]

約数ペア:

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