19378380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 67415040

約数和(自身を除く): 48036660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 37, 42, 43, 58, 60, 70, 74, 84, 86, 87, 105, 111, 116, 129, 140, 145, 148, 172, 174, 185, 203, 210, 215, 222, 258, 259, 290, 301, 348, 370, 406, 420, 430, 435, 444, 516, 518, 555, 580, 602, 609, 645, 740, 777, 812, 860, 870, 903, 1015, 1036, 1073, 1110, 1204, 1218, 1247, 1290, 1295, 1505, 1554, 1591, 1740, 1806, 2030, 2146, 2220, 2436, 2494, 2580, 2590, 3010, 3045, 3108, 3182, 3219, 3612, 3741, 3885, 4060, 4292, 4515, 4773, 4988, 5180, 5365, 6020, 6090, 6235, 6364, 6438, 7482, 7511, 7770, 7955, 8729, 9030, 9546, 10730, 11137, 12180, 12470, 12876, 14964, 15022, 15540, 15910, 16095, 17458, 18060, 18705, 19092, 21460, 22274, 22533, 23865, 24940, 26187, 30044, 31820, 32190, 33411, 34916, 37410, 37555, 43645, 44548, 45066, 46139, 47730, 52374, 55685, 64380, 66822, 74820, 75110, 87290, 90132, 92278, 95460, 104748, 111370, 112665, 130935, 133644, 138417, 150220, 167055, 174580, 184556, 222740, 225330, 230695, 261870, 276834, 322973, 334110, 450660, 461390, 523740, 553668, 645946, 668220, 692085, 922780, 968919, 1291892, 1384170, 1614865, 1937838, 2768340, 3229730, 3875676, 4844595, 6459460, 9689190, 19378380]

約数ペア:

[(1, 19378380), (2, 9689190), (3, 6459460), (4, 4844595), (5, 3875676), (6, 3229730), (7, 2768340), (10, 1937838), (12, 1614865), (14, 1384170), (15, 1291892), (20, 968919), (21, 922780), (28, 692085), (29, 668220), (30, 645946), (35, 553668), (37, 523740), (42, 461390), (43, 450660), (58, 334110), (60, 322973), (70, 276834), (74, 261870), (84, 230695), (86, 225330), (87, 222740), (105, 184556), (111, 174580), (116, 167055), (129, 150220), (140, 138417), (145, 133644), (148, 130935), (172, 112665), (174, 111370), (185, 104748), (203, 95460), (210, 92278), (215, 90132), (222, 87290), (258, 75110), (259, 74820), (290, 66822), (301, 64380), (348, 55685), (370, 52374), (406, 47730), (420, 46139), (430, 45066), (435, 44548), (444, 43645), (516, 37555), (518, 37410), (555, 34916), (580, 33411), (602, 32190), (609, 31820), (645, 30044), (740, 26187), (777, 24940), (812, 23865), (860, 22533), (870, 22274), (903, 21460), (1015, 19092), (1036, 18705), (1073, 18060), (1110, 17458), (1204, 16095), (1218, 15910), (1247, 15540), (1290, 15022), (1295, 14964), (1505, 12876), (1554, 12470), (1591, 12180), (1740, 11137), (1806, 10730), (2030, 9546), (2146, 9030), (2220, 8729), (2436, 7955), (2494, 7770), (2580, 7511), (2590, 7482), (3010, 6438), (3045, 6364), (3108, 6235), (3182, 6090), (3219, 6020), (3612, 5365), (3741, 5180), (3885, 4988), (4060, 4773), (4292, 4515)]