281520900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:971

約数の個数: 144

約数和(自身を含む): 913274880

約数和(自身を除く): 631753980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 127, 135, 150, 180, 225, 254, 270, 300, 381, 450, 508, 540, 635, 675, 762, 821, 900, 1143, 1270, 1350, 1524, 1642, 1905, 2286, 2463, 2540, 2700, 3175, 3284, 3429, 3810, 4105, 4572, 4926, 5715, 6350, 6858, 7389, 7620, 8210, 9525, 9852, 11430, 12315, 12700, 13716, 14778, 16420, 17145, 19050, 20525, 22167, 22860, 24630, 28575, 29556, 34290, 36945, 38100, 41050, 44334, 49260, 57150, 61575, 68580, 73890, 82100, 85725, 88668, 104267, 110835, 114300, 123150, 147780, 171450, 184725, 208534, 221670, 246300, 312801, 342900, 369450, 417068, 443340, 521335, 554175, 625602, 738900, 938403, 1042670, 1108350, 1251204, 1564005, 1876806, 2085340, 2216700, 2606675, 2815209, 3128010, 3753612, 4692015, 5213350, 5630418, 6256020, 7820025, 9384030, 10426700, 11260836, 14076045, 15640050, 18768060, 23460075, 28152090, 31280100, 46920150, 56304180, 70380225, 93840300, 140760450, 281520900]

約数ペア:

[(1, 281520900), (2, 140760450), (3, 93840300), (4, 70380225), (5, 56304180), (6, 46920150), (9, 31280100), (10, 28152090), (12, 23460075), (15, 18768060), (18, 15640050), (20, 14076045), (25, 11260836), (27, 10426700), (30, 9384030), (36, 7820025), (45, 6256020), (50, 5630418), (54, 5213350), (60, 4692015), (75, 3753612), (90, 3128010), (100, 2815209), (108, 2606675), (127, 2216700), (135, 2085340), (150, 1876806), (180, 1564005), (225, 1251204), (254, 1108350), (270, 1042670), (300, 938403), (381, 738900), (450, 625602), (508, 554175), (540, 521335), (635, 443340), (675, 417068), (762, 369450), (821, 342900), (900, 312801), (1143, 246300), (1270, 221670), (1350, 208534), (1524, 184725), (1642, 171450), (1905, 147780), (2286, 123150), (2463, 114300), (2540, 110835), (2700, 104267), (3175, 88668), (3284, 85725), (3429, 82100), (3810, 73890), (4105, 68580), (4572, 61575), (4926, 57150), (5715, 49260), (6350, 44334), (6858, 41050), (7389, 38100), (7620, 36945), (8210, 34290), (9525, 29556), (9852, 28575), (11430, 24630), (12315, 22860), (12700, 22167), (13716, 20525), (14778, 19050), (16420, 17145)]