390904920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1783}}^1$

素因数の和:1839

約数の個数: 256

約数和(自身を含む): 1541376000

約数和(自身を除く): 1150471080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 54, 56, 58, 60, 63, 70, 72, 84, 87, 90, 105, 108, 116, 120, 126, 135, 140, 145, 168, 174, 180, 189, 203, 210, 216, 232, 252, 261, 270, 280, 290, 315, 348, 360, 378, 406, 420, 435, 504, 522, 540, 580, 609, 630, 696, 756, 783, 812, 840, 870, 945, 1015, 1044, 1080, 1160, 1218, 1260, 1305, 1512, 1566, 1624, 1740, 1783, 1827, 1890, 2030, 2088, 2436, 2520, 2610, 3045, 3132, 3480, 3566, 3654, 3780, 3915, 4060, 4872, 5220, 5349, 5481, 6090, 6264, 7132, 7308, 7560, 7830, 8120, 8915, 9135, 10440, 10698, 10962, 12180, 12481, 14264, 14616, 15660, 16047, 17830, 18270, 21396, 21924, 24360, 24962, 26745, 27405, 31320, 32094, 35660, 36540, 37443, 42792, 43848, 48141, 49924, 51707, 53490, 54810, 62405, 64188, 71320, 73080, 74886, 80235, 96282, 99848, 103414, 106980, 109620, 112329, 124810, 128376, 149772, 155121, 160470, 187215, 192564, 206828, 213960, 219240, 224658, 240705, 249620, 258535, 299544, 310242, 320940, 336987, 361949, 374430, 385128, 413656, 449316, 465363, 481410, 499240, 517070, 561645, 620484, 641880, 673974, 723898, 748860, 775605, 898632, 930726, 962820, 1034140, 1085847, 1123290, 1240968, 1347948, 1396089, 1447796, 1497720, 1551210, 1684935, 1809745, 1861452, 1925640, 2068280, 2171694, 2246580, 2326815, 2695896, 2792178, 2895592, 3102420, 3257541, 3369870, 3619490, 3722904, 4343388, 4493160, 4653630, 5429235, 5584356, 6204840, 6515082, 6739740, 6980445, 7238980, 8686776, 9307260, 9772623, 10858470, 11168712, 13030164, 13479480, 13960890, 14477960, 16287705, 18614520, 19545246, 21716940, 26060328, 27921780, 32575410, 39090492, 43433880, 48863115, 55843560, 65150820, 78180984, 97726230, 130301640, 195452460, 390904920]

約数ペア:

[(1, 390904920), (2, 195452460), (3, 130301640), (4, 97726230), (5, 78180984), (6, 65150820), (7, 55843560), (8, 48863115), (9, 43433880), (10, 39090492), (12, 32575410), (14, 27921780), (15, 26060328), (18, 21716940), (20, 19545246), (21, 18614520), (24, 16287705), (27, 14477960), (28, 13960890), (29, 13479480), (30, 13030164), (35, 11168712), (36, 10858470), (40, 9772623), (42, 9307260), (45, 8686776), (54, 7238980), (56, 6980445), (58, 6739740), (60, 6515082), (63, 6204840), (70, 5584356), (72, 5429235), (84, 4653630), (87, 4493160), (90, 4343388), (105, 3722904), (108, 3619490), (116, 3369870), (120, 3257541), (126, 3102420), (135, 2895592), (140, 2792178), (145, 2695896), (168, 2326815), (174, 2246580), (180, 2171694), (189, 2068280), (203, 1925640), (210, 1861452), (216, 1809745), (232, 1684935), (252, 1551210), (261, 1497720), (270, 1447796), (280, 1396089), (290, 1347948), (315, 1240968), (348, 1123290), (360, 1085847), (378, 1034140), (406, 962820), (420, 930726), (435, 898632), (504, 775605), (522, 748860), (540, 723898), (580, 673974), (609, 641880), (630, 620484), (696, 561645), (756, 517070), (783, 499240), (812, 481410), (840, 465363), (870, 449316), (945, 413656), (1015, 385128), (1044, 374430), (1080, 361949), (1160, 336987), (1218, 320940), (1260, 310242), (1305, 299544), (1512, 258535), (1566, 249620), (1624, 240705), (1740, 224658), (1783, 219240), (1827, 213960), (1890, 206828), (2030, 192564), (2088, 187215), (2436, 160470), (2520, 155121), (2610, 149772), (3045, 128376), (3132, 124810), (3480, 112329), (3566, 109620), (3654, 106980), (3780, 103414), (3915, 99848), (4060, 96282), (4872, 80235), (5220, 74886), (5349, 73080), (5481, 71320), (6090, 64188), (6264, 62405), (7132, 54810), (7308, 53490), (7560, 51707), (7830, 49924), (8120, 48141), (8915, 43848), (9135, 42792), (10440, 37443), (10698, 36540), (10962, 35660), (12180, 32094), (12481, 31320), (14264, 27405), (14616, 26745), (15660, 24962), (16047, 24360), (17830, 21924), (18270, 21396)]