138462720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1$

素因数の和:197

約数の個数: 240

約数和(自身を含む): 489812400

約数和(自身を除く): 351349680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 128, 132, 149, 160, 165, 176, 192, 220, 240, 242, 256, 264, 298, 320, 330, 352, 363, 384, 440, 447, 480, 484, 512, 528, 596, 605, 640, 660, 704, 726, 745, 768, 880, 894, 960, 968, 1056, 1192, 1210, 1280, 1320, 1408, 1452, 1490, 1536, 1639, 1760, 1788, 1815, 1920, 1936, 2112, 2235, 2384, 2420, 2560, 2640, 2816, 2904, 2980, 3278, 3520, 3576, 3630, 3840, 3872, 4224, 4470, 4768, 4840, 4917, 5280, 5632, 5808, 5960, 6556, 7040, 7152, 7260, 7680, 7744, 8195, 8448, 8940, 9536, 9680, 9834, 10560, 11616, 11920, 13112, 14080, 14304, 14520, 15488, 16390, 16896, 17880, 18029, 19072, 19360, 19668, 21120, 23232, 23840, 24585, 26224, 28160, 28608, 29040, 30976, 32780, 35760, 36058, 38144, 38720, 39336, 42240, 46464, 47680, 49170, 52448, 54087, 57216, 58080, 61952, 65560, 71520, 72116, 76288, 77440, 78672, 84480, 90145, 92928, 95360, 98340, 104896, 108174, 114432, 116160, 131120, 143040, 144232, 154880, 157344, 180290, 185856, 190720, 196680, 209792, 216348, 228864, 232320, 262240, 270435, 286080, 288464, 309760, 314688, 360580, 381440, 393360, 419584, 432696, 464640, 524480, 540870, 572160, 576928, 629376, 721160, 786720, 839168, 865392, 929280, 1048960, 1081740, 1144320, 1153856, 1258752, 1442320, 1573440, 1730784, 2097920, 2163480, 2307712, 2517504, 2884640, 3146880, 3461568, 4195840, 4326960, 4615424, 5769280, 6293760, 6923136, 8653920, 9230848, 11538560, 12587520, 13846272, 17307840, 23077120, 27692544, 34615680, 46154240, 69231360, 138462720]

約数ペア:

[(1, 138462720), (2, 69231360), (3, 46154240), (4, 34615680), (5, 27692544), (6, 23077120), (8, 17307840), (10, 13846272), (11, 12587520), (12, 11538560), (15, 9230848), (16, 8653920), (20, 6923136), (22, 6293760), (24, 5769280), (30, 4615424), (32, 4326960), (33, 4195840), (40, 3461568), (44, 3146880), (48, 2884640), (55, 2517504), (60, 2307712), (64, 2163480), (66, 2097920), (80, 1730784), (88, 1573440), (96, 1442320), (110, 1258752), (120, 1153856), (121, 1144320), (128, 1081740), (132, 1048960), (149, 929280), (160, 865392), (165, 839168), (176, 786720), (192, 721160), (220, 629376), (240, 576928), (242, 572160), (256, 540870), (264, 524480), (298, 464640), (320, 432696), (330, 419584), (352, 393360), (363, 381440), (384, 360580), (440, 314688), (447, 309760), (480, 288464), (484, 286080), (512, 270435), (528, 262240), (596, 232320), (605, 228864), (640, 216348), (660, 209792), (704, 196680), (726, 190720), (745, 185856), (768, 180290), (880, 157344), (894, 154880), (960, 144232), (968, 143040), (1056, 131120), (1192, 116160), (1210, 114432), (1280, 108174), (1320, 104896), (1408, 98340), (1452, 95360), (1490, 92928), (1536, 90145), (1639, 84480), (1760, 78672), (1788, 77440), (1815, 76288), (1920, 72116), (1936, 71520), (2112, 65560), (2235, 61952), (2384, 58080), (2420, 57216), (2560, 54087), (2640, 52448), (2816, 49170), (2904, 47680), (2980, 46464), (3278, 42240), (3520, 39336), (3576, 38720), (3630, 38144), (3840, 36058), (3872, 35760), (4224, 32780), (4470, 30976), (4768, 29040), (4840, 28608), (4917, 28160), (5280, 26224), (5632, 24585), (5808, 23840), (5960, 23232), (6556, 21120), (7040, 19668), (7152, 19360), (7260, 19072), (7680, 18029), (7744, 17880), (8195, 16896), (8448, 16390), (8940, 15488), (9536, 14520), (9680, 14304), (9834, 14080), (10560, 13112), (11616, 11920)]