227665280

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2801}}^1$

素因数の和:2947

約数の個数: 64

約数和(自身を含む): 548743680

約数和(自身を除く): 321078400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1270, 2032, 2540, 2801, 4064, 5080, 5602, 8128, 10160, 11204, 14005, 16256, 20320, 22408, 28010, 40640, 44816, 56020, 81280, 89632, 112040, 179264, 224080, 355727, 358528, 448160, 711454, 896320, 1422908, 1778635, 1792640, 2845816, 3557270, 5691632, 7114540, 11383264, 14229080, 22766528, 28458160, 45533056, 56916320, 113832640, 227665280]

約数ペア:

[(1, 227665280), (2, 113832640), (4, 56916320), (5, 45533056), (8, 28458160), (10, 22766528), (16, 14229080), (20, 11383264), (32, 7114540), (40, 5691632), (64, 3557270), (80, 2845816), (127, 1792640), (128, 1778635), (160, 1422908), (254, 896320), (320, 711454), (508, 448160), (635, 358528), (640, 355727), (1016, 224080), (1270, 179264), (2032, 112040), (2540, 89632), (2801, 81280), (4064, 56020), (5080, 44816), (5602, 40640), (8128, 28010), (10160, 22408), (11204, 20320), (14005, 16256)]