1210361656880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1\times {\mathrm{107243}}^1$

素因数の和:109314

約数の個数: 80

約数和(自身を含む): 2855188756224

約数和(自身を除く): 1644827099344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 1987, 2840, 3974, 5680, 7948, 9935, 15896, 19870, 31792, 39740, 79480, 107243, 141077, 158960, 214486, 282154, 428972, 536215, 564308, 705385, 857944, 1072430, 1128616, 1410770, 1715888, 2144860, 2257232, 2821540, 4289720, 5643080, 7614253, 8579440, 11286160, 15228506, 30457012, 38071265, 60914024, 76142530, 121828048, 152285060, 213091841, 304570120, 426183682, 609140240, 852367364, 1065459205, 1704734728, 2130918410, 3409469456, 4261836820, 8523673640, 15129520711, 17047347280, 30259041422, 60518082844, 75647603555, 121036165688, 151295207110, 242072331376, 302590414220, 605180828440, 1210361656880]

約数ペア:

[(1, 1210361656880), (2, 605180828440), (4, 302590414220), (5, 242072331376), (8, 151295207110), (10, 121036165688), (16, 75647603555), (20, 60518082844), (40, 30259041422), (71, 17047347280), (80, 15129520711), (142, 8523673640), (284, 4261836820), (355, 3409469456), (568, 2130918410), (710, 1704734728), (1136, 1065459205), (1420, 852367364), (1987, 609140240), (2840, 426183682), (3974, 304570120), (5680, 213091841), (7948, 152285060), (9935, 121828048), (15896, 76142530), (19870, 60914024), (31792, 38071265), (39740, 30457012), (79480, 15228506), (107243, 11286160), (141077, 8579440), (158960, 7614253), (214486, 5643080), (282154, 4289720), (428972, 2821540), (536215, 2257232), (564308, 2144860), (705385, 1715888), (857944, 1410770), (1072430, 1128616)]