1809483120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:464

約数の個数: 240

約数和(自身を含む): 6226833600

約数和(自身を除く): 4417350480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 73, 80, 90, 120, 144, 146, 173, 180, 199, 219, 240, 292, 346, 360, 365, 398, 438, 519, 584, 597, 657, 692, 720, 730, 796, 865, 876, 995, 1038, 1095, 1168, 1194, 1314, 1384, 1460, 1557, 1592, 1730, 1752, 1791, 1990, 2076, 2190, 2388, 2595, 2628, 2768, 2920, 2985, 3114, 3184, 3285, 3460, 3504, 3582, 3980, 4152, 4380, 4776, 5190, 5256, 5840, 5970, 6228, 6570, 6920, 7164, 7785, 7960, 8304, 8760, 8955, 9552, 10380, 10512, 11940, 12456, 12629, 13140, 13840, 14328, 14527, 15570, 15920, 17520, 17910, 20760, 23880, 24912, 25258, 26280, 28656, 29054, 31140, 34427, 35820, 37887, 41520, 43581, 47760, 50516, 52560, 58108, 62280, 63145, 68854, 71640, 72635, 75774, 87162, 101032, 103281, 113661, 116216, 124560, 126290, 130743, 137708, 143280, 145270, 151548, 172135, 174324, 189435, 202064, 206562, 217905, 227322, 232432, 252580, 261486, 275416, 290540, 303096, 309843, 344270, 348648, 378870, 413124, 435810, 454644, 505160, 516405, 522972, 550832, 568305, 581080, 606192, 619686, 653715, 688540, 697296, 757740, 826248, 871620, 909288, 1010320, 1032810, 1045944, 1136610, 1162160, 1239372, 1307430, 1377080, 1515480, 1549215, 1652496, 1743240, 1818576, 2065620, 2091888, 2273220, 2478744, 2513171, 2614860, 2754160, 3030960, 3098430, 3486480, 4131240, 4546440, 4957488, 5026342, 5229720, 6196860, 7539513, 8262480, 9092880, 10052684, 10459440, 12393720, 12565855, 15079026, 20105368, 22618539, 24787440, 25131710, 30158052, 37697565, 40210736, 45237078, 50263420, 60316104, 75395130, 90474156, 100526840, 113092695, 120632208, 150790260, 180948312, 201053680, 226185390, 301580520, 361896624, 452370780, 603161040, 904741560, 1809483120]

約数ペア:

[(1, 1809483120), (2, 904741560), (3, 603161040), (4, 452370780), (5, 361896624), (6, 301580520), (8, 226185390), (9, 201053680), (10, 180948312), (12, 150790260), (15, 120632208), (16, 113092695), (18, 100526840), (20, 90474156), (24, 75395130), (30, 60316104), (36, 50263420), (40, 45237078), (45, 40210736), (48, 37697565), (60, 30158052), (72, 25131710), (73, 24787440), (80, 22618539), (90, 20105368), (120, 15079026), (144, 12565855), (146, 12393720), (173, 10459440), (180, 10052684), (199, 9092880), (219, 8262480), (240, 7539513), (292, 6196860), (346, 5229720), (360, 5026342), (365, 4957488), (398, 4546440), (438, 4131240), (519, 3486480), (584, 3098430), (597, 3030960), (657, 2754160), (692, 2614860), (720, 2513171), (730, 2478744), (796, 2273220), (865, 2091888), (876, 2065620), (995, 1818576), (1038, 1743240), (1095, 1652496), (1168, 1549215), (1194, 1515480), (1314, 1377080), (1384, 1307430), (1460, 1239372), (1557, 1162160), (1592, 1136610), (1730, 1045944), (1752, 1032810), (1791, 1010320), (1990, 909288), (2076, 871620), (2190, 826248), (2388, 757740), (2595, 697296), (2628, 688540), (2768, 653715), (2920, 619686), (2985, 606192), (3114, 581080), (3184, 568305), (3285, 550832), (3460, 522972), (3504, 516405), (3582, 505160), (3980, 454644), (4152, 435810), (4380, 413124), (4776, 378870), (5190, 348648), (5256, 344270), (5840, 309843), (5970, 303096), (6228, 290540), (6570, 275416), (6920, 261486), (7164, 252580), (7785, 232432), (7960, 227322), (8304, 217905), (8760, 206562), (8955, 202064), (9552, 189435), (10380, 174324), (10512, 172135), (11940, 151548), (12456, 145270), (12629, 143280), (13140, 137708), (13840, 130743), (14328, 126290), (14527, 124560), (15570, 116216), (15920, 113661), (17520, 103281), (17910, 101032), (20760, 87162), (23880, 75774), (24912, 72635), (25258, 71640), (26280, 68854), (28656, 63145), (29054, 62280), (31140, 58108), (34427, 52560), (35820, 50516), (37887, 47760), (41520, 43581)]