321685920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1759}}^1$

素因数の和:1907

約数の個数: 144

約数和(自身を含む): 1107025920

約数和(自身を除く): 785340000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 127, 144, 160, 180, 240, 254, 288, 360, 381, 480, 508, 635, 720, 762, 1016, 1143, 1270, 1440, 1524, 1759, 1905, 2032, 2286, 2540, 3048, 3518, 3810, 4064, 4572, 5080, 5277, 5715, 6096, 7036, 7620, 8795, 9144, 10160, 10554, 11430, 12192, 14072, 15240, 15831, 17590, 18288, 20320, 21108, 22860, 26385, 28144, 30480, 31662, 35180, 36576, 42216, 45720, 52770, 56288, 60960, 63324, 70360, 79155, 84432, 91440, 105540, 126648, 140720, 158310, 168864, 182880, 211080, 223393, 253296, 281440, 316620, 422160, 446786, 506592, 633240, 670179, 844320, 893572, 1116965, 1266480, 1340358, 1787144, 2010537, 2233930, 2532960, 2680716, 3350895, 3574288, 4021074, 4467860, 5361432, 6701790, 7148576, 8042148, 8935720, 10052685, 10722864, 13403580, 16084296, 17871440, 20105370, 21445728, 26807160, 32168592, 35742880, 40210740, 53614320, 64337184, 80421480, 107228640, 160842960, 321685920]

約数ペア:

[(1, 321685920), (2, 160842960), (3, 107228640), (4, 80421480), (5, 64337184), (6, 53614320), (8, 40210740), (9, 35742880), (10, 32168592), (12, 26807160), (15, 21445728), (16, 20105370), (18, 17871440), (20, 16084296), (24, 13403580), (30, 10722864), (32, 10052685), (36, 8935720), (40, 8042148), (45, 7148576), (48, 6701790), (60, 5361432), (72, 4467860), (80, 4021074), (90, 3574288), (96, 3350895), (120, 2680716), (127, 2532960), (144, 2233930), (160, 2010537), (180, 1787144), (240, 1340358), (254, 1266480), (288, 1116965), (360, 893572), (381, 844320), (480, 670179), (508, 633240), (635, 506592), (720, 446786), (762, 422160), (1016, 316620), (1143, 281440), (1270, 253296), (1440, 223393), (1524, 211080), (1759, 182880), (1905, 168864), (2032, 158310), (2286, 140720), (2540, 126648), (3048, 105540), (3518, 91440), (3810, 84432), (4064, 79155), (4572, 70360), (5080, 63324), (5277, 60960), (5715, 56288), (6096, 52770), (7036, 45720), (7620, 42216), (8795, 36576), (9144, 35180), (10160, 31662), (10554, 30480), (11430, 28144), (12192, 26385), (14072, 22860), (15240, 21108), (15831, 20320), (17590, 18288)]