213515280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26959}}^1$

素因数の和:26989

約数の個数: 120

約数和(自身を含む): 782271360

約数和(自身を除く): 568756080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 26959, 53918, 80877, 107836, 134795, 161754, 215672, 242631, 269590, 296549, 323508, 404385, 431344, 485262, 539180, 593098, 647016, 808770, 889647, 970524, 1078360, 1186196, 1213155, 1294032, 1482745, 1617540, 1779294, 1941048, 2156720, 2372392, 2426310, 2668941, 2965490, 3235080, 3558588, 3882096, 4448235, 4744784, 4852620, 5337882, 5930980, 6470160, 7117176, 8896470, 9705240, 10675764, 11861960, 13344705, 14234352, 17792940, 19410480, 21351528, 23723920, 26689410, 35585880, 42703056, 53378820, 71171760, 106757640, 213515280]

約数ペア:

[(1, 213515280), (2, 106757640), (3, 71171760), (4, 53378820), (5, 42703056), (6, 35585880), (8, 26689410), (9, 23723920), (10, 21351528), (11, 19410480), (12, 17792940), (15, 14234352), (16, 13344705), (18, 11861960), (20, 10675764), (22, 9705240), (24, 8896470), (30, 7117176), (33, 6470160), (36, 5930980), (40, 5337882), (44, 4852620), (45, 4744784), (48, 4448235), (55, 3882096), (60, 3558588), (66, 3235080), (72, 2965490), (80, 2668941), (88, 2426310), (90, 2372392), (99, 2156720), (110, 1941048), (120, 1779294), (132, 1617540), (144, 1482745), (165, 1294032), (176, 1213155), (180, 1186196), (198, 1078360), (220, 970524), (240, 889647), (264, 808770), (330, 647016), (360, 593098), (396, 539180), (440, 485262), (495, 431344), (528, 404385), (660, 323508), (720, 296549), (792, 269590), (880, 242631), (990, 215672), (1320, 161754), (1584, 134795), (1980, 107836), (2640, 80877), (3960, 53918), (7920, 26959)]