19290240

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 70887960

約数和(自身を除く): 51597720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 197, 204, 240, 255, 272, 288, 306, 320, 340, 360, 384, 394, 408, 480, 510, 544, 576, 591, 612, 640, 680, 720, 765, 788, 816, 960, 985, 1020, 1088, 1152, 1182, 1224, 1360, 1440, 1530, 1576, 1632, 1773, 1920, 1970, 2040, 2176, 2364, 2448, 2720, 2880, 2955, 3060, 3152, 3264, 3349, 3546, 3940, 4080, 4728, 4896, 5440, 5760, 5910, 6120, 6304, 6528, 6698, 7092, 7880, 8160, 8865, 9456, 9792, 10047, 10880, 11820, 12240, 12608, 13396, 14184, 15760, 16320, 16745, 17730, 18912, 19584, 20094, 23640, 24480, 25216, 26792, 28368, 30141, 31520, 32640, 33490, 35460, 37824, 40188, 47280, 48960, 50235, 53584, 56736, 60282, 63040, 66980, 70920, 75648, 80376, 94560, 97920, 100470, 107168, 113472, 120564, 126080, 133960, 141840, 150705, 160752, 189120, 200940, 214336, 226944, 241128, 267920, 283680, 301410, 321504, 378240, 401880, 428672, 482256, 535840, 567360, 602820, 643008, 803760, 964512, 1071680, 1134720, 1205640, 1286016, 1607520, 1929024, 2143360, 2411280, 3215040, 3858048, 4822560, 6430080, 9645120, 19290240]

約数ペア:

[(1, 19290240), (2, 9645120), (3, 6430080), (4, 4822560), (5, 3858048), (6, 3215040), (8, 2411280), (9, 2143360), (10, 1929024), (12, 1607520), (15, 1286016), (16, 1205640), (17, 1134720), (18, 1071680), (20, 964512), (24, 803760), (30, 643008), (32, 602820), (34, 567360), (36, 535840), (40, 482256), (45, 428672), (48, 401880), (51, 378240), (60, 321504), (64, 301410), (68, 283680), (72, 267920), (80, 241128), (85, 226944), (90, 214336), (96, 200940), (102, 189120), (120, 160752), (128, 150705), (136, 141840), (144, 133960), (153, 126080), (160, 120564), (170, 113472), (180, 107168), (192, 100470), (197, 97920), (204, 94560), (240, 80376), (255, 75648), (272, 70920), (288, 66980), (306, 63040), (320, 60282), (340, 56736), (360, 53584), (384, 50235), (394, 48960), (408, 47280), (480, 40188), (510, 37824), (544, 35460), (576, 33490), (591, 32640), (612, 31520), (640, 30141), (680, 28368), (720, 26792), (765, 25216), (788, 24480), (816, 23640), (960, 20094), (985, 19584), (1020, 18912), (1088, 17730), (1152, 16745), (1182, 16320), (1224, 15760), (1360, 14184), (1440, 13396), (1530, 12608), (1576, 12240), (1632, 11820), (1773, 10880), (1920, 10047), (1970, 9792), (2040, 9456), (2176, 8865), (2364, 8160), (2448, 7880), (2720, 7092), (2880, 6698), (2955, 6528), (3060, 6304), (3152, 6120), (3264, 5910), (3349, 5760), (3546, 5440), (3940, 4896), (4080, 4728)]