157440878

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 299028480

約数和(自身を除く): 141587602

約数列:

[1, 2, 7, 14, 19, 31, 38, 61, 62, 122, 133, 217, 266, 313, 427, 434, 589, 626, 854, 1159, 1178, 1891, 2191, 2318, 3782, 4123, 4382, 5947, 8113, 8246, 9703, 11894, 13237, 16226, 19093, 19406, 26474, 35929, 38186, 41629, 67921, 71858, 83258, 133651, 135842, 184357, 251503, 267302, 362767, 368714, 503006, 591883, 725534, 1183766, 1290499, 2539369, 2580998, 4143181, 5078738, 8286362, 11245777, 22491554, 78720439, 157440878]

約数ペア:

[(1, 157440878), (2, 78720439), (7, 22491554), (14, 11245777), (19, 8286362), (31, 5078738), (38, 4143181), (61, 2580998), (62, 2539369), (122, 1290499), (133, 1183766), (217, 725534), (266, 591883), (313, 503006), (427, 368714), (434, 362767), (589, 267302), (626, 251503), (854, 184357), (1159, 135842), (1178, 133651), (1891, 83258), (2191, 71858), (2318, 67921), (3782, 41629), (4123, 38186), (4382, 35929), (5947, 26474), (8113, 19406), (8246, 19093), (9703, 16226), (11894, 13237)]