640966704742

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{10133}}^1$

素因数の和:10383

約数の個数: 128

約数和(自身を含む): 1244195769600

約数和(自身を除く): 603229064858

約数列:

[1, 2, 7, 13, 14, 26, 41, 49, 82, 91, 98, 173, 182, 287, 343, 346, 533, 574, 637, 686, 1066, 1211, 1274, 2009, 2249, 2422, 3731, 4018, 4459, 4498, 7093, 7462, 8477, 8918, 10133, 14063, 14186, 15743, 16954, 20266, 26117, 28126, 31486, 49651, 52234, 59339, 70931, 92209, 99302, 110201, 118678, 131729, 141862, 182819, 184418, 220402, 263458, 347557, 365638, 415453, 496517, 645463, 695114, 771407, 830906, 922103, 993034, 1290926, 1542814, 1753009, 1844206, 2432899, 2908171, 3475619, 3506018, 4518241, 4865798, 5400889, 5816342, 6454721, 6951238, 9036482, 10801778, 12271063, 12909442, 20357197, 22789117, 24542126, 31627687, 37806223, 40714394, 45183047, 45578234, 63255374, 71873369, 75612446, 85897441, 90366094, 142500379, 143746738, 159523819, 171794882, 264643561, 285000758, 319047638, 503113583, 529287122, 601282087, 934353797, 1006227166, 1116666733, 1202564174, 1852504927, 1868707594, 2233333466, 3521795081, 3705009854, 6540476579, 7043590162, 7816667131, 13080953158, 15633334262, 24652565567, 45783336053, 49305131134, 91566672106, 320483352371, 640966704742]

約数ペア:

[(1, 640966704742), (2, 320483352371), (7, 91566672106), (13, 49305131134), (14, 45783336053), (26, 24652565567), (41, 15633334262), (49, 13080953158), (82, 7816667131), (91, 7043590162), (98, 6540476579), (173, 3705009854), (182, 3521795081), (287, 2233333466), (343, 1868707594), (346, 1852504927), (533, 1202564174), (574, 1116666733), (637, 1006227166), (686, 934353797), (1066, 601282087), (1211, 529287122), (1274, 503113583), (2009, 319047638), (2249, 285000758), (2422, 264643561), (3731, 171794882), (4018, 159523819), (4459, 143746738), (4498, 142500379), (7093, 90366094), (7462, 85897441), (8477, 75612446), (8918, 71873369), (10133, 63255374), (14063, 45578234), (14186, 45183047), (15743, 40714394), (16954, 37806223), (20266, 31627687), (26117, 24542126), (28126, 22789117), (31486, 20357197), (49651, 12909442), (52234, 12271063), (59339, 10801778), (70931, 9036482), (92209, 6951238), (99302, 6454721), (110201, 5816342), (118678, 5400889), (131729, 4865798), (141862, 4518241), (182819, 3506018), (184418, 3475619), (220402, 2908171), (263458, 2432899), (347557, 1844206), (365638, 1753009), (415453, 1542814), (496517, 1290926), (645463, 993034), (695114, 922103), (771407, 830906)]