663348140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19183}}^1$

素因数の和:19231

約数の個数: 96

約数和(自身を含む): 1804830720

約数和(自身を除く): 1141482580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 532, 665, 910, 988, 1235, 1330, 1729, 1820, 2470, 2660, 3458, 4940, 6916, 8645, 17290, 19183, 34580, 38366, 76732, 95915, 134281, 191830, 249379, 268562, 364477, 383660, 498758, 537124, 671405, 728954, 997516, 1246895, 1342810, 1457908, 1745653, 1822385, 2493790, 2551339, 2685620, 3491306, 3644770, 4738201, 4987580, 5102678, 6982612, 7289540, 8728265, 9476402, 10205356, 12756695, 17456530, 18952804, 23691005, 25513390, 33167407, 34913060, 47382010, 51026780, 66334814, 94764020, 132669628, 165837035, 331674070, 663348140]

約数ペア:

[(1, 663348140), (2, 331674070), (4, 165837035), (5, 132669628), (7, 94764020), (10, 66334814), (13, 51026780), (14, 47382010), (19, 34913060), (20, 33167407), (26, 25513390), (28, 23691005), (35, 18952804), (38, 17456530), (52, 12756695), (65, 10205356), (70, 9476402), (76, 8728265), (91, 7289540), (95, 6982612), (130, 5102678), (133, 4987580), (140, 4738201), (182, 3644770), (190, 3491306), (247, 2685620), (260, 2551339), (266, 2493790), (364, 1822385), (380, 1745653), (455, 1457908), (494, 1342810), (532, 1246895), (665, 997516), (910, 728954), (988, 671405), (1235, 537124), (1330, 498758), (1729, 383660), (1820, 364477), (2470, 268562), (2660, 249379), (3458, 191830), (4940, 134281), (6916, 95915), (8645, 76732), (17290, 38366), (19183, 34580)]