826640880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{264949}}^1$

素因数の和:264978

約数の個数: 80

約数和(自身を含む): 2759719200

約数和(自身を除く): 1933078320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 264949, 529898, 794847, 1059796, 1324745, 1589694, 2119592, 2649490, 3179388, 3444337, 3974235, 4239184, 5298980, 6358776, 6888674, 7948470, 10333011, 10597960, 12717552, 13777348, 15896940, 17221685, 20666022, 21195920, 27554696, 31793880, 34443370, 41332044, 51665055, 55109392, 63587760, 68886740, 82664088, 103330110, 137773480, 165328176, 206660220, 275546960, 413320440, 826640880]

約数ペア:

[(1, 826640880), (2, 413320440), (3, 275546960), (4, 206660220), (5, 165328176), (6, 137773480), (8, 103330110), (10, 82664088), (12, 68886740), (13, 63587760), (15, 55109392), (16, 51665055), (20, 41332044), (24, 34443370), (26, 31793880), (30, 27554696), (39, 21195920), (40, 20666022), (48, 17221685), (52, 15896940), (60, 13777348), (65, 12717552), (78, 10597960), (80, 10333011), (104, 7948470), (120, 6888674), (130, 6358776), (156, 5298980), (195, 4239184), (208, 3974235), (240, 3444337), (260, 3179388), (312, 2649490), (390, 2119592), (520, 1589694), (624, 1324745), (780, 1059796), (1040, 794847), (1560, 529898), (3120, 264949)]