1520888516

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 3270220800

約数和(自身を除く): 1749332284

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 131, 133, 139, 157, 262, 266, 278, 314, 524, 532, 556, 628, 917, 973, 1099, 1834, 1946, 2198, 2489, 2641, 2983, 3668, 3892, 4396, 4978, 5282, 5966, 9956, 10564, 11932, 17423, 18209, 18487, 20567, 20881, 21823, 34846, 36418, 36974, 41134, 41762, 43646, 69692, 72836, 73948, 82268, 83524, 87292, 127463, 143969, 152761, 254926, 287938, 305522, 345971, 390773, 414637, 509852, 575876, 611044, 691942, 781546, 829274, 1383884, 1563092, 1658548, 2421797, 2735411, 2858813, 2902459, 4843594, 5470822, 5717626, 5804918, 9687188, 10941644, 11435252, 11609836, 20011691, 40023382, 54317447, 80046764, 108634894, 217269788, 380222129, 760444258, 1520888516]

約数ペア:

[(1, 1520888516), (2, 760444258), (4, 380222129), (7, 217269788), (14, 108634894), (19, 80046764), (28, 54317447), (38, 40023382), (76, 20011691), (131, 11609836), (133, 11435252), (139, 10941644), (157, 9687188), (262, 5804918), (266, 5717626), (278, 5470822), (314, 4843594), (524, 2902459), (532, 2858813), (556, 2735411), (628, 2421797), (917, 1658548), (973, 1563092), (1099, 1383884), (1834, 829274), (1946, 781546), (2198, 691942), (2489, 611044), (2641, 575876), (2983, 509852), (3668, 414637), (3892, 390773), (4396, 345971), (4978, 305522), (5282, 287938), (5966, 254926), (9956, 152761), (10564, 143969), (11932, 127463), (17423, 87292), (18209, 83524), (18487, 82268), (20567, 73948), (20881, 72836), (21823, 69692), (34846, 43646), (36418, 41762), (36974, 41134)]