81486720

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 384

約数和(自身を含む): 336061440

約数和(自身を除く): 254574720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 43, 45, 47, 48, 56, 60, 63, 64, 70, 72, 80, 84, 86, 90, 94, 96, 105, 112, 120, 126, 128, 129, 140, 141, 144, 160, 168, 172, 180, 188, 192, 210, 215, 224, 235, 240, 252, 258, 280, 282, 288, 301, 315, 320, 329, 336, 344, 360, 376, 384, 387, 420, 423, 430, 448, 470, 480, 504, 516, 560, 564, 576, 602, 630, 640, 645, 658, 672, 688, 705, 720, 752, 774, 840, 846, 860, 896, 903, 940, 960, 987, 1008, 1032, 1120, 1128, 1152, 1204, 1260, 1290, 1316, 1344, 1376, 1410, 1440, 1504, 1505, 1548, 1645, 1680, 1692, 1720, 1806, 1880, 1920, 1935, 1974, 2016, 2021, 2064, 2115, 2240, 2256, 2408, 2520, 2580, 2632, 2688, 2709, 2752, 2820, 2880, 2961, 3008, 3010, 3096, 3290, 3360, 3384, 3440, 3612, 3760, 3870, 3948, 4032, 4042, 4128, 4230, 4480, 4512, 4515, 4816, 4935, 5040, 5160, 5264, 5418, 5504, 5640, 5760, 5922, 6016, 6020, 6063, 6192, 6580, 6720, 6768, 6880, 7224, 7520, 7740, 7896, 8064, 8084, 8256, 8460, 9024, 9030, 9632, 9870, 10080, 10105, 10320, 10528, 10836, 11280, 11844, 12040, 12126, 12384, 13160, 13440, 13536, 13545, 13760, 14147, 14448, 14805, 15040, 15480, 15792, 16168, 16512, 16920, 18048, 18060, 18189, 19264, 19740, 20160, 20210, 20640, 21056, 21672, 22560, 23688, 24080, 24252, 24768, 26320, 27072, 27090, 27520, 28294, 28896, 29610, 30080, 30315, 30960, 31584, 32336, 33840, 36120, 36378, 38528, 39480, 40320, 40420, 41280, 42112, 42441, 43344, 45120, 47376, 48160, 48504, 49536, 52640, 54144, 54180, 56588, 57792, 59220, 60630, 61920, 63168, 64672, 67680, 70735, 72240, 72756, 78960, 80840, 82560, 84882, 86688, 90240, 90945, 94752, 96320, 97008, 105280, 108360, 113176, 115584, 118440, 121260, 123840, 126336, 127323, 129344, 135360, 141470, 144480, 145512, 157920, 161680, 169764, 173376, 181890, 189504, 192640, 194016, 210560, 212205, 216720, 226352, 236880, 242520, 247680, 254646, 258688, 270720, 282940, 288960, 291024, 315840, 323360, 339528, 346752, 363780, 379008, 388032, 424410, 433440, 452704, 473760, 485040, 509292, 565880, 577920, 582048, 631680, 636615, 646720, 679056, 727560, 776064, 848820, 866880, 905408, 947520, 970080, 1018584, 1131760, 1164096, 1273230, 1293440, 1358112, 1455120, 1697640, 1733760, 1810816, 1895040, 1940160, 2037168, 2263520, 2328192, 2546460, 2716224, 2910240, 3395280, 3880320, 4074336, 4527040, 5092920, 5432448, 5820480, 6790560, 8148672, 9054080, 10185840, 11640960, 13581120, 16297344, 20371680, 27162240, 40743360, 81486720]

約数ペア:

[(1, 81486720), (2, 40743360), (3, 27162240), (4, 20371680), (5, 16297344), (6, 13581120), (7, 11640960), (8, 10185840), (9, 9054080), (10, 8148672), (12, 6790560), (14, 5820480), (15, 5432448), (16, 5092920), (18, 4527040), (20, 4074336), (21, 3880320), (24, 3395280), (28, 2910240), (30, 2716224), (32, 2546460), (35, 2328192), (36, 2263520), (40, 2037168), (42, 1940160), (43, 1895040), (45, 1810816), (47, 1733760), (48, 1697640), (56, 1455120), (60, 1358112), (63, 1293440), (64, 1273230), (70, 1164096), (72, 1131760), (80, 1018584), (84, 970080), (86, 947520), (90, 905408), (94, 866880), (96, 848820), (105, 776064), (112, 727560), (120, 679056), (126, 646720), (128, 636615), (129, 631680), (140, 582048), (141, 577920), (144, 565880), (160, 509292), (168, 485040), (172, 473760), (180, 452704), (188, 433440), (192, 424410), (210, 388032), (215, 379008), (224, 363780), (235, 346752), (240, 339528), (252, 323360), (258, 315840), (280, 291024), (282, 288960), (288, 282940), (301, 270720), (315, 258688), (320, 254646), (329, 247680), (336, 242520), (344, 236880), (360, 226352), (376, 216720), (384, 212205), (387, 210560), (420, 194016), (423, 192640), (430, 189504), (448, 181890), (470, 173376), (480, 169764), (504, 161680), (516, 157920), (560, 145512), (564, 144480), (576, 141470), (602, 135360), (630, 129344), (640, 127323), (645, 126336), (658, 123840), (672, 121260), (688, 118440), (705, 115584), (720, 113176), (752, 108360), (774, 105280), (840, 97008), (846, 96320), (860, 94752), (896, 90945), (903, 90240), (940, 86688), (960, 84882), (987, 82560), (1008, 80840), (1032, 78960), (1120, 72756), (1128, 72240), (1152, 70735), (1204, 67680), (1260, 64672), (1290, 63168), (1316, 61920), (1344, 60630), (1376, 59220), (1410, 57792), (1440, 56588), (1504, 54180), (1505, 54144), (1548, 52640), (1645, 49536), (1680, 48504), (1692, 48160), (1720, 47376), (1806, 45120), (1880, 43344), (1920, 42441), (1935, 42112), (1974, 41280), (2016, 40420), (2021, 40320), (2064, 39480), (2115, 38528), (2240, 36378), (2256, 36120), (2408, 33840), (2520, 32336), (2580, 31584), (2632, 30960), (2688, 30315), (2709, 30080), (2752, 29610), (2820, 28896), (2880, 28294), (2961, 27520), (3008, 27090), (3010, 27072), (3096, 26320), (3290, 24768), (3360, 24252), (3384, 24080), (3440, 23688), (3612, 22560), (3760, 21672), (3870, 21056), (3948, 20640), (4032, 20210), (4042, 20160), (4128, 19740), (4230, 19264), (4480, 18189), (4512, 18060), (4515, 18048), (4816, 16920), (4935, 16512), (5040, 16168), (5160, 15792), (5264, 15480), (5418, 15040), (5504, 14805), (5640, 14448), (5760, 14147), (5922, 13760), (6016, 13545), (6020, 13536), (6063, 13440), (6192, 13160), (6580, 12384), (6720, 12126), (6768, 12040), (6880, 11844), (7224, 11280), (7520, 10836), (7740, 10528), (7896, 10320), (8064, 10105), (8084, 10080), (8256, 9870), (8460, 9632), (9024, 9030)]