420121312

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2311}}^1$

素因数の和:2376

約数の個数: 96

約数和(自身を含む): 978808320

約数和(自身を除く): 558687008

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 32, 38, 46, 52, 76, 92, 104, 152, 184, 208, 247, 299, 304, 368, 416, 437, 494, 598, 608, 736, 874, 988, 1196, 1748, 1976, 2311, 2392, 3496, 3952, 4622, 4784, 5681, 6992, 7904, 9244, 9568, 11362, 13984, 18488, 22724, 30043, 36976, 43909, 45448, 53153, 60086, 73952, 87818, 90896, 106306, 120172, 175636, 181792, 212612, 240344, 351272, 425224, 480688, 570817, 690989, 702544, 850448, 961376, 1009907, 1141634, 1381978, 1405088, 1700896, 2019814, 2283268, 2763956, 4039628, 4566536, 5527912, 8079256, 9133072, 11055824, 13128791, 16158512, 18266144, 22111648, 26257582, 32317024, 52515164, 105030328, 210060656, 420121312]

約数ペア:

[(1, 420121312), (2, 210060656), (4, 105030328), (8, 52515164), (13, 32317024), (16, 26257582), (19, 22111648), (23, 18266144), (26, 16158512), (32, 13128791), (38, 11055824), (46, 9133072), (52, 8079256), (76, 5527912), (92, 4566536), (104, 4039628), (152, 2763956), (184, 2283268), (208, 2019814), (247, 1700896), (299, 1405088), (304, 1381978), (368, 1141634), (416, 1009907), (437, 961376), (494, 850448), (598, 702544), (608, 690989), (736, 570817), (874, 480688), (988, 425224), (1196, 351272), (1748, 240344), (1976, 212612), (2311, 181792), (2392, 175636), (3496, 120172), (3952, 106306), (4622, 90896), (4784, 87818), (5681, 73952), (6992, 60086), (7904, 53153), (9244, 45448), (9568, 43909), (11362, 36976), (13984, 30043), (18488, 22724)]