680078628

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 1907942400

約数和(自身を除く): 1227863772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 139, 171, 207, 228, 276, 278, 311, 342, 414, 417, 437, 556, 622, 684, 828, 834, 874, 933, 1244, 1251, 1311, 1668, 1748, 1866, 2502, 2622, 2641, 2799, 3197, 3732, 3933, 5004, 5244, 5282, 5598, 5909, 6394, 7153, 7866, 7923, 9591, 10564, 11196, 11818, 12788, 14306, 15732, 15846, 17727, 19182, 21459, 23636, 23769, 28612, 28773, 31692, 35454, 38364, 42918, 43229, 47538, 53181, 57546, 60743, 64377, 70908, 85836, 86458, 95076, 106362, 115092, 121486, 128754, 129687, 135907, 172916, 182229, 212724, 242972, 257508, 259374, 271814, 364458, 389061, 407721, 518748, 543628, 546687, 728916, 778122, 815442, 821351, 994267, 1093374, 1223163, 1556244, 1630884, 1642702, 1988534, 2186748, 2446326, 2464053, 2982801, 3285404, 3977068, 4892652, 4928106, 5965602, 7392159, 8948403, 9856212, 11931204, 14784318, 17896806, 18891073, 29568636, 35793612, 37782146, 56673219, 75564292, 113346438, 170019657, 226692876, 340039314, 680078628]

約数ペア:

[(1, 680078628), (2, 340039314), (3, 226692876), (4, 170019657), (6, 113346438), (9, 75564292), (12, 56673219), (18, 37782146), (19, 35793612), (23, 29568636), (36, 18891073), (38, 17896806), (46, 14784318), (57, 11931204), (69, 9856212), (76, 8948403), (92, 7392159), (114, 5965602), (138, 4928106), (139, 4892652), (171, 3977068), (207, 3285404), (228, 2982801), (276, 2464053), (278, 2446326), (311, 2186748), (342, 1988534), (414, 1642702), (417, 1630884), (437, 1556244), (556, 1223163), (622, 1093374), (684, 994267), (828, 821351), (834, 815442), (874, 778122), (933, 728916), (1244, 546687), (1251, 543628), (1311, 518748), (1668, 407721), (1748, 389061), (1866, 364458), (2502, 271814), (2622, 259374), (2641, 257508), (2799, 242972), (3197, 212724), (3732, 182229), (3933, 172916), (5004, 135907), (5244, 129687), (5282, 128754), (5598, 121486), (5909, 115092), (6394, 106362), (7153, 95076), (7866, 86458), (7923, 85836), (9591, 70908), (10564, 64377), (11196, 60743), (11818, 57546), (12788, 53181), (14306, 47538), (15732, 43229), (15846, 42918), (17727, 38364), (19182, 35454), (21459, 31692), (23636, 28773), (23769, 28612)]