19182720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 62375040

約数和(自身を除く): 43192320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 103, 120, 128, 160, 192, 194, 206, 240, 291, 309, 320, 384, 388, 412, 480, 485, 515, 582, 618, 640, 776, 824, 960, 970, 1030, 1164, 1236, 1455, 1545, 1552, 1648, 1920, 1940, 2060, 2328, 2472, 2910, 3090, 3104, 3296, 3880, 4120, 4656, 4944, 5820, 6180, 6208, 6592, 7760, 8240, 9312, 9888, 9991, 11640, 12360, 12416, 13184, 15520, 16480, 18624, 19776, 19982, 23280, 24720, 29973, 31040, 32960, 37248, 39552, 39964, 46560, 49440, 49955, 59946, 62080, 65920, 79928, 93120, 98880, 99910, 119892, 149865, 159856, 186240, 197760, 199820, 239784, 299730, 319712, 399640, 479568, 599460, 639424, 799280, 959136, 1198920, 1278848, 1598560, 1918272, 2397840, 3197120, 3836544, 4795680, 6394240, 9591360, 19182720]

約数ペア:

[(1, 19182720), (2, 9591360), (3, 6394240), (4, 4795680), (5, 3836544), (6, 3197120), (8, 2397840), (10, 1918272), (12, 1598560), (15, 1278848), (16, 1198920), (20, 959136), (24, 799280), (30, 639424), (32, 599460), (40, 479568), (48, 399640), (60, 319712), (64, 299730), (80, 239784), (96, 199820), (97, 197760), (103, 186240), (120, 159856), (128, 149865), (160, 119892), (192, 99910), (194, 98880), (206, 93120), (240, 79928), (291, 65920), (309, 62080), (320, 59946), (384, 49955), (388, 49440), (412, 46560), (480, 39964), (485, 39552), (515, 37248), (582, 32960), (618, 31040), (640, 29973), (776, 24720), (824, 23280), (960, 19982), (970, 19776), (1030, 18624), (1164, 16480), (1236, 15520), (1455, 13184), (1545, 12416), (1552, 12360), (1648, 11640), (1920, 9991), (1940, 9888), (2060, 9312), (2328, 8240), (2472, 7760), (2910, 6592), (3090, 6208), (3104, 6180), (3296, 5820), (3880, 4944), (4120, 4656)]