214016720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 517466880

約数和(自身を除く): 303450160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 71, 80, 82, 142, 164, 205, 284, 328, 355, 410, 568, 656, 710, 820, 919, 1136, 1420, 1640, 1838, 2840, 2911, 3280, 3676, 4595, 5680, 5822, 7352, 9190, 11644, 14555, 14704, 18380, 23288, 29110, 36760, 37679, 46576, 58220, 65249, 73520, 75358, 116440, 130498, 150716, 188395, 232880, 260996, 301432, 326245, 376790, 521992, 602864, 652490, 753580, 1043984, 1304980, 1507160, 2609960, 2675209, 3014320, 5219920, 5350418, 10700836, 13376045, 21401672, 26752090, 42803344, 53504180, 107008360, 214016720]

約数ペア:

[(1, 214016720), (2, 107008360), (4, 53504180), (5, 42803344), (8, 26752090), (10, 21401672), (16, 13376045), (20, 10700836), (40, 5350418), (41, 5219920), (71, 3014320), (80, 2675209), (82, 2609960), (142, 1507160), (164, 1304980), (205, 1043984), (284, 753580), (328, 652490), (355, 602864), (410, 521992), (568, 376790), (656, 326245), (710, 301432), (820, 260996), (919, 232880), (1136, 188395), (1420, 150716), (1640, 130498), (1838, 116440), (2840, 75358), (2911, 73520), (3280, 65249), (3676, 58220), (4595, 46576), (5680, 37679), (5822, 36760), (7352, 29110), (9190, 23288), (11644, 18380), (14555, 14704)]