51787260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1787}}^1$

素因数の和:1832

約数の個数: 144

約数和(自身を含む): 187439616

約数和(自身を除く): 135652356

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1787, 1932, 2070, 2415, 2898, 3220, 3574, 4140, 4830, 5361, 5796, 7148, 7245, 8935, 9660, 10722, 12509, 14490, 16083, 17870, 21444, 25018, 26805, 28980, 32166, 35740, 37527, 41101, 50036, 53610, 62545, 64332, 75054, 80415, 82202, 107220, 112581, 123303, 125090, 150108, 160830, 164404, 187635, 205505, 225162, 246606, 250180, 287707, 321660, 369909, 375270, 411010, 450324, 493212, 562905, 575414, 616515, 739818, 750540, 822020, 863121, 1125810, 1150828, 1233030, 1438535, 1479636, 1726242, 1849545, 2251620, 2466060, 2589363, 2877070, 3452484, 3699090, 4315605, 5178726, 5754140, 7398180, 8631210, 10357452, 12946815, 17262420, 25893630, 51787260]

約数ペア:

[(1, 51787260), (2, 25893630), (3, 17262420), (4, 12946815), (5, 10357452), (6, 8631210), (7, 7398180), (9, 5754140), (10, 5178726), (12, 4315605), (14, 3699090), (15, 3452484), (18, 2877070), (20, 2589363), (21, 2466060), (23, 2251620), (28, 1849545), (30, 1726242), (35, 1479636), (36, 1438535), (42, 1233030), (45, 1150828), (46, 1125810), (60, 863121), (63, 822020), (69, 750540), (70, 739818), (84, 616515), (90, 575414), (92, 562905), (105, 493212), (115, 450324), (126, 411010), (138, 375270), (140, 369909), (161, 321660), (180, 287707), (207, 250180), (210, 246606), (230, 225162), (252, 205505), (276, 187635), (315, 164404), (322, 160830), (345, 150108), (414, 125090), (420, 123303), (460, 112581), (483, 107220), (630, 82202), (644, 80415), (690, 75054), (805, 64332), (828, 62545), (966, 53610), (1035, 50036), (1260, 41101), (1380, 37527), (1449, 35740), (1610, 32166), (1787, 28980), (1932, 26805), (2070, 25018), (2415, 21444), (2898, 17870), (3220, 16083), (3574, 14490), (4140, 12509), (4830, 10722), (5361, 9660), (5796, 8935), (7148, 7245)]