19195680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 71850240

約数和(自身を除く): 52654560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 96, 105, 112, 116, 120, 140, 145, 160, 168, 174, 197, 203, 210, 224, 232, 240, 280, 290, 336, 348, 394, 406, 420, 435, 464, 480, 560, 580, 591, 609, 672, 696, 788, 812, 840, 870, 928, 985, 1015, 1120, 1160, 1182, 1218, 1379, 1392, 1576, 1624, 1680, 1740, 1970, 2030, 2320, 2364, 2436, 2758, 2784, 2955, 3045, 3152, 3248, 3360, 3480, 3940, 4060, 4137, 4640, 4728, 4872, 5516, 5713, 5910, 6090, 6304, 6496, 6895, 6960, 7880, 8120, 8274, 9456, 9744, 11032, 11426, 11820, 12180, 13790, 13920, 15760, 16240, 16548, 17139, 18912, 19488, 20685, 22064, 22852, 23640, 24360, 27580, 28565, 31520, 32480, 33096, 34278, 39991, 41370, 44128, 45704, 47280, 48720, 55160, 57130, 66192, 68556, 79982, 82740, 85695, 91408, 94560, 97440, 110320, 114260, 119973, 132384, 137112, 159964, 165480, 171390, 182816, 199955, 220640, 228520, 239946, 274224, 319928, 330960, 342780, 399910, 457040, 479892, 548448, 599865, 639856, 661920, 685560, 799820, 914080, 959784, 1199730, 1279712, 1371120, 1599640, 1919568, 2399460, 2742240, 3199280, 3839136, 4798920, 6398560, 9597840, 19195680]

約数ペア:

[(1, 19195680), (2, 9597840), (3, 6398560), (4, 4798920), (5, 3839136), (6, 3199280), (7, 2742240), (8, 2399460), (10, 1919568), (12, 1599640), (14, 1371120), (15, 1279712), (16, 1199730), (20, 959784), (21, 914080), (24, 799820), (28, 685560), (29, 661920), (30, 639856), (32, 599865), (35, 548448), (40, 479892), (42, 457040), (48, 399910), (56, 342780), (58, 330960), (60, 319928), (70, 274224), (80, 239946), (84, 228520), (87, 220640), (96, 199955), (105, 182816), (112, 171390), (116, 165480), (120, 159964), (140, 137112), (145, 132384), (160, 119973), (168, 114260), (174, 110320), (197, 97440), (203, 94560), (210, 91408), (224, 85695), (232, 82740), (240, 79982), (280, 68556), (290, 66192), (336, 57130), (348, 55160), (394, 48720), (406, 47280), (420, 45704), (435, 44128), (464, 41370), (480, 39991), (560, 34278), (580, 33096), (591, 32480), (609, 31520), (672, 28565), (696, 27580), (788, 24360), (812, 23640), (840, 22852), (870, 22064), (928, 20685), (985, 19488), (1015, 18912), (1120, 17139), (1160, 16548), (1182, 16240), (1218, 15760), (1379, 13920), (1392, 13790), (1576, 12180), (1624, 11820), (1680, 11426), (1740, 11032), (1970, 9744), (2030, 9456), (2320, 8274), (2364, 8120), (2436, 7880), (2758, 6960), (2784, 6895), (2955, 6496), (3045, 6304), (3152, 6090), (3248, 5910), (3360, 5713), (3480, 5516), (3940, 4872), (4060, 4728), (4137, 4640)]