219907576

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{503}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 487226880

約数和(自身を除く): 267319304

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 211, 259, 296, 422, 503, 518, 844, 1006, 1036, 1477, 1688, 2012, 2072, 2954, 3521, 4024, 5908, 7042, 7807, 11816, 14084, 15614, 18611, 28168, 31228, 37222, 54649, 62456, 74444, 106133, 109298, 130277, 148888, 212266, 218596, 260554, 424532, 437192, 521108, 742931, 849064, 1042216, 1485862, 2971724, 3926921, 5943448, 7853842, 15707684, 27488447, 31415368, 54976894, 109953788, 219907576]

約数ペア:

[(1, 219907576), (2, 109953788), (4, 54976894), (7, 31415368), (8, 27488447), (14, 15707684), (28, 7853842), (37, 5943448), (56, 3926921), (74, 2971724), (148, 1485862), (211, 1042216), (259, 849064), (296, 742931), (422, 521108), (503, 437192), (518, 424532), (844, 260554), (1006, 218596), (1036, 212266), (1477, 148888), (1688, 130277), (2012, 109298), (2072, 106133), (2954, 74444), (3521, 62456), (4024, 54649), (5908, 37222), (7042, 31228), (7807, 28168), (11816, 18611), (14084, 15614)]