18995307840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{5101}}^1$

素因数の和:5558

約数の個数: 224

約数和(自身を含む): 67179870720

約数和(自身を除く): 48184562880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 431, 432, 480, 540, 576, 720, 862, 864, 960, 1080, 1293, 1440, 1724, 1728, 2155, 2160, 2586, 2880, 3448, 3879, 4310, 4320, 5101, 5172, 6465, 6896, 7758, 8620, 8640, 10202, 10344, 11637, 12930, 13792, 15303, 15516, 17240, 19395, 20404, 20688, 23274, 25505, 25860, 27584, 30606, 31032, 34480, 38790, 40808, 41376, 45909, 46548, 51010, 51720, 58185, 61212, 62064, 68960, 76515, 77580, 81616, 82752, 91818, 93096, 102020, 103440, 116370, 122424, 124128, 137727, 137920, 153030, 155160, 163232, 183636, 186192, 204040, 206880, 229545, 232740, 244848, 248256, 275454, 306060, 310320, 326464, 367272, 372384, 408080, 413760, 459090, 465480, 489696, 550908, 612120, 620640, 688635, 734544, 744768, 816160, 918180, 930960, 979392, 1101816, 1224240, 1241280, 1377270, 1469088, 1632320, 1836360, 1861920, 2198531, 2203632, 2448480, 2754540, 2938176, 3672720, 3723840, 4397062, 4407264, 4896960, 5509080, 6595593, 7345440, 8794124, 8814528, 10992655, 11018160, 13191186, 14690880, 17588248, 19786779, 21985310, 22036320, 26382372, 32977965, 35176496, 39573558, 43970620, 44072640, 52764744, 59360337, 65955930, 70352992, 79147116, 87941240, 98933895, 105529488, 118720674, 131911860, 140705984, 158294232, 175882480, 197867790, 211058976, 237441348, 263823720, 296801685, 316588464, 351764960, 395735580, 422117952, 474882696, 527647440, 593603370, 633176928, 703529920, 791471160, 949765392, 1055294880, 1187206740, 1266353856, 1582942320, 1899530784, 2110589760, 2374413480, 3165884640, 3799061568, 4748826960, 6331769280, 9497653920, 18995307840]

約数ペア:

[(1, 18995307840), (2, 9497653920), (3, 6331769280), (4, 4748826960), (5, 3799061568), (6, 3165884640), (8, 2374413480), (9, 2110589760), (10, 1899530784), (12, 1582942320), (15, 1266353856), (16, 1187206740), (18, 1055294880), (20, 949765392), (24, 791471160), (27, 703529920), (30, 633176928), (32, 593603370), (36, 527647440), (40, 474882696), (45, 422117952), (48, 395735580), (54, 351764960), (60, 316588464), (64, 296801685), (72, 263823720), (80, 237441348), (90, 211058976), (96, 197867790), (108, 175882480), (120, 158294232), (135, 140705984), (144, 131911860), (160, 118720674), (180, 105529488), (192, 98933895), (216, 87941240), (240, 79147116), (270, 70352992), (288, 65955930), (320, 59360337), (360, 52764744), (431, 44072640), (432, 43970620), (480, 39573558), (540, 35176496), (576, 32977965), (720, 26382372), (862, 22036320), (864, 21985310), (960, 19786779), (1080, 17588248), (1293, 14690880), (1440, 13191186), (1724, 11018160), (1728, 10992655), (2155, 8814528), (2160, 8794124), (2586, 7345440), (2880, 6595593), (3448, 5509080), (3879, 4896960), (4310, 4407264), (4320, 4397062), (5101, 3723840), (5172, 3672720), (6465, 2938176), (6896, 2754540), (7758, 2448480), (8620, 2203632), (8640, 2198531), (10202, 1861920), (10344, 1836360), (11637, 1632320), (12930, 1469088), (13792, 1377270), (15303, 1241280), (15516, 1224240), (17240, 1101816), (19395, 979392), (20404, 930960), (20688, 918180), (23274, 816160), (25505, 744768), (25860, 734544), (27584, 688635), (30606, 620640), (31032, 612120), (34480, 550908), (38790, 489696), (40808, 465480), (41376, 459090), (45909, 413760), (46548, 408080), (51010, 372384), (51720, 367272), (58185, 326464), (61212, 310320), (62064, 306060), (68960, 275454), (76515, 248256), (77580, 244848), (81616, 232740), (82752, 229545), (91818, 206880), (93096, 204040), (102020, 186192), (103440, 183636), (116370, 163232), (122424, 155160), (124128, 153030), (137727, 137920)]