8472640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 112

約数和(自身を含む): 23042880

約数和(自身を除く): 14570240

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, 145, 160, 166, 176, 220, 232, 290, 319, 320, 332, 352, 415, 440, 464, 580, 638, 664, 704, 830, 880, 913, 928, 1160, 1276, 1328, 1595, 1660, 1760, 1826, 1856, 2320, 2407, 2552, 2656, 3190, 3320, 3520, 3652, 4565, 4640, 4814, 5104, 5312, 6380, 6640, 7304, 9130, 9280, 9628, 10208, 12035, 12760, 13280, 14608, 18260, 19256, 20416, 24070, 25520, 26477, 26560, 29216, 36520, 38512, 48140, 51040, 52954, 58432, 73040, 77024, 96280, 102080, 105908, 132385, 146080, 154048, 192560, 211816, 264770, 292160, 385120, 423632, 529540, 770240, 847264, 1059080, 1694528, 2118160, 4236320, 8472640]

約数ペア:

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