217831529376

素因数分解:

$2^5\times 3^2\times {\mathrm{491}}^1\times {\mathrm{1540447}}^1$

素因数の和:1540954

約数の個数: 72

約数和(自身を含む): 620720440704

約数和(自身を除く): 402888911328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 491, 982, 1473, 1964, 2946, 3928, 4419, 5892, 7856, 8838, 11784, 15712, 17676, 23568, 35352, 47136, 70704, 141408, 1540447, 3080894, 4621341, 6161788, 9242682, 12323576, 13864023, 18485364, 24647152, 27728046, 36970728, 49294304, 55456092, 73941456, 110912184, 147882912, 221824368, 443648736, 756359477, 1512718954, 2269078431, 3025437908, 4538156862, 6050875816, 6807235293, 9076313724, 12101751632, 13614470586, 18152627448, 24203503264, 27228941172, 36305254896, 54457882344, 72610509792, 108915764688, 217831529376]

約数ペア:

[(1, 217831529376), (2, 108915764688), (3, 72610509792), (4, 54457882344), (6, 36305254896), (8, 27228941172), (9, 24203503264), (12, 18152627448), (16, 13614470586), (18, 12101751632), (24, 9076313724), (32, 6807235293), (36, 6050875816), (48, 4538156862), (72, 3025437908), (96, 2269078431), (144, 1512718954), (288, 756359477), (491, 443648736), (982, 221824368), (1473, 147882912), (1964, 110912184), (2946, 73941456), (3928, 55456092), (4419, 49294304), (5892, 36970728), (7856, 27728046), (8838, 24647152), (11784, 18485364), (15712, 13864023), (17676, 12323576), (23568, 9242682), (35352, 6161788), (47136, 4621341), (70704, 3080894), (141408, 1540447)]