1089389600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 216

約数和(自身を含む): 2986566660

約数和(自身を除く): 1897177060

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 109, 124, 130, 155, 160, 200, 208, 218, 248, 260, 310, 325, 400, 403, 416, 436, 496, 520, 545, 620, 650, 775, 800, 806, 872, 961, 992, 1040, 1090, 1240, 1300, 1417, 1550, 1612, 1744, 1922, 2015, 2080, 2180, 2480, 2600, 2725, 2834, 3100, 3224, 3379, 3488, 3844, 4030, 4360, 4805, 4960, 5200, 5450, 5668, 6200, 6448, 6758, 7085, 7688, 8060, 8720, 9610, 10075, 10400, 10900, 11336, 12400, 12493, 12896, 13516, 14170, 15376, 16120, 16895, 17440, 19220, 20150, 21800, 22672, 24025, 24800, 24986, 27032, 28340, 30752, 32240, 33790, 35425, 38440, 40300, 43600, 43927, 45344, 48050, 49972, 54064, 56680, 62465, 64480, 67580, 70850, 76880, 80600, 84475, 87200, 87854, 96100, 99944, 104749, 108128, 113360, 124930, 135160, 141700, 153760, 161200, 168950, 175708, 192200, 199888, 209498, 219635, 226720, 249860, 270320, 283400, 312325, 322400, 337900, 351416, 384400, 399776, 418996, 439270, 499720, 523745, 540640, 566800, 624650, 675800, 702832, 768800, 837992, 878540, 999440, 1047490, 1098175, 1133600, 1249300, 1351600, 1361737, 1405664, 1675984, 1757080, 1998880, 2094980, 2196350, 2498600, 2618725, 2703200, 2723474, 3351968, 3514160, 4189960, 4392700, 4997200, 5237450, 5446948, 6808685, 7028320, 8379920, 8785400, 9994400, 10474900, 10893896, 13617370, 16759840, 17570800, 20949800, 21787792, 27234740, 34043425, 35141600, 41899600, 43575584, 54469480, 68086850, 83799200, 108938960, 136173700, 217877920, 272347400, 544694800, 1089389600]

約数ペア:

[(1, 1089389600), (2, 544694800), (4, 272347400), (5, 217877920), (8, 136173700), (10, 108938960), (13, 83799200), (16, 68086850), (20, 54469480), (25, 43575584), (26, 41899600), (31, 35141600), (32, 34043425), (40, 27234740), (50, 21787792), (52, 20949800), (62, 17570800), (65, 16759840), (80, 13617370), (100, 10893896), (104, 10474900), (109, 9994400), (124, 8785400), (130, 8379920), (155, 7028320), (160, 6808685), (200, 5446948), (208, 5237450), (218, 4997200), (248, 4392700), (260, 4189960), (310, 3514160), (325, 3351968), (400, 2723474), (403, 2703200), (416, 2618725), (436, 2498600), (496, 2196350), (520, 2094980), (545, 1998880), (620, 1757080), (650, 1675984), (775, 1405664), (800, 1361737), (806, 1351600), (872, 1249300), (961, 1133600), (992, 1098175), (1040, 1047490), (1090, 999440), (1240, 878540), (1300, 837992), (1417, 768800), (1550, 702832), (1612, 675800), (1744, 624650), (1922, 566800), (2015, 540640), (2080, 523745), (2180, 499720), (2480, 439270), (2600, 418996), (2725, 399776), (2834, 384400), (3100, 351416), (3224, 337900), (3379, 322400), (3488, 312325), (3844, 283400), (4030, 270320), (4360, 249860), (4805, 226720), (4960, 219635), (5200, 209498), (5450, 199888), (5668, 192200), (6200, 175708), (6448, 168950), (6758, 161200), (7085, 153760), (7688, 141700), (8060, 135160), (8720, 124930), (9610, 113360), (10075, 108128), (10400, 104749), (10900, 99944), (11336, 96100), (12400, 87854), (12493, 87200), (12896, 84475), (13516, 80600), (14170, 76880), (15376, 70850), (16120, 67580), (16895, 64480), (17440, 62465), (19220, 56680), (20150, 54064), (21800, 49972), (22672, 48050), (24025, 45344), (24800, 43927), (24986, 43600), (27032, 40300), (28340, 38440), (30752, 35425), (32240, 33790)]