51541140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 171908352

約数和(自身を除く): 120367212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 373, 420, 470, 490, 564, 588, 658, 705, 735, 746, 940, 980, 987, 1119, 1316, 1410, 1470, 1492, 1645, 1865, 1974, 2238, 2303, 2611, 2820, 2940, 3290, 3730, 3948, 4476, 4606, 4935, 5222, 5595, 6580, 6909, 7460, 7833, 9212, 9870, 10444, 11190, 11515, 13055, 13818, 15666, 17531, 18277, 19740, 22380, 23030, 26110, 27636, 31332, 34545, 35062, 36554, 39165, 46060, 52220, 52593, 54831, 69090, 70124, 73108, 78330, 87655, 91385, 105186, 109662, 122717, 138180, 156660, 175310, 182770, 210372, 219324, 245434, 262965, 274155, 350620, 365540, 368151, 490868, 525930, 548310, 613585, 736302, 859019, 1051860, 1096620, 1227170, 1472604, 1718038, 1840755, 2454340, 2577057, 3436076, 3681510, 4295095, 5154114, 7363020, 8590190, 10308228, 12885285, 17180380, 25770570, 51541140]

約数ペア:

[(1, 51541140), (2, 25770570), (3, 17180380), (4, 12885285), (5, 10308228), (6, 8590190), (7, 7363020), (10, 5154114), (12, 4295095), (14, 3681510), (15, 3436076), (20, 2577057), (21, 2454340), (28, 1840755), (30, 1718038), (35, 1472604), (42, 1227170), (47, 1096620), (49, 1051860), (60, 859019), (70, 736302), (84, 613585), (94, 548310), (98, 525930), (105, 490868), (140, 368151), (141, 365540), (147, 350620), (188, 274155), (196, 262965), (210, 245434), (235, 219324), (245, 210372), (282, 182770), (294, 175310), (329, 156660), (373, 138180), (420, 122717), (470, 109662), (490, 105186), (564, 91385), (588, 87655), (658, 78330), (705, 73108), (735, 70124), (746, 69090), (940, 54831), (980, 52593), (987, 52220), (1119, 46060), (1316, 39165), (1410, 36554), (1470, 35062), (1492, 34545), (1645, 31332), (1865, 27636), (1974, 26110), (2238, 23030), (2303, 22380), (2611, 19740), (2820, 18277), (2940, 17531), (3290, 15666), (3730, 13818), (3948, 13055), (4476, 11515), (4606, 11190), (4935, 10444), (5222, 9870), (5595, 9212), (6580, 7833), (6909, 7460)]