78865920

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{163}}^1$

素因数の和:202

約数の個数: 320

約数和(自身を含む): 322122240

約数和(自身を除く): 243256320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 163, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 326, 336, 360, 378, 384, 420, 432, 448, 480, 489, 504, 512, 540, 560, 576, 630, 640, 652, 672, 720, 756, 768, 815, 840, 864, 896, 945, 960, 978, 1008, 1080, 1120, 1141, 1152, 1260, 1280, 1304, 1344, 1440, 1467, 1512, 1536, 1630, 1680, 1728, 1792, 1890, 1920, 1956, 2016, 2160, 2240, 2282, 2304, 2445, 2520, 2560, 2608, 2688, 2880, 2934, 3024, 3260, 3360, 3423, 3456, 3584, 3780, 3840, 3912, 4032, 4320, 4401, 4480, 4564, 4608, 4890, 5040, 5216, 5376, 5705, 5760, 5868, 6048, 6520, 6720, 6846, 6912, 7335, 7560, 7680, 7824, 8064, 8640, 8802, 8960, 9128, 9780, 10080, 10269, 10432, 10752, 11410, 11520, 11736, 12096, 13040, 13440, 13692, 13824, 14670, 15120, 15648, 16128, 17115, 17280, 17604, 17920, 18256, 19560, 20160, 20538, 20864, 22005, 22820, 23040, 23472, 24192, 26080, 26880, 27384, 29340, 30240, 30807, 31296, 32256, 34230, 34560, 35208, 36512, 39120, 40320, 41076, 41728, 44010, 45640, 46944, 48384, 51345, 52160, 53760, 54768, 58680, 60480, 61614, 62592, 68460, 69120, 70416, 73024, 78240, 80640, 82152, 83456, 88020, 91280, 93888, 96768, 102690, 104320, 109536, 117360, 120960, 123228, 125184, 136920, 140832, 146048, 154035, 156480, 161280, 164304, 176040, 182560, 187776, 205380, 208640, 219072, 234720, 241920, 246456, 250368, 273840, 281664, 292096, 308070, 312960, 328608, 352080, 365120, 375552, 410760, 417280, 438144, 469440, 483840, 492912, 547680, 563328, 584192, 616140, 625920, 657216, 704160, 730240, 751104, 821520, 876288, 938880, 985824, 1095360, 1126656, 1232280, 1251840, 1314432, 1408320, 1460480, 1643040, 1752576, 1877760, 1971648, 2190720, 2253312, 2464560, 2628864, 2816640, 2920960, 3286080, 3755520, 3943296, 4381440, 4929120, 5257728, 5633280, 6572160, 7886592, 8762880, 9858240, 11266560, 13144320, 15773184, 19716480, 26288640, 39432960, 78865920]

約数ペア:

[(1, 78865920), (2, 39432960), (3, 26288640), (4, 19716480), (5, 15773184), (6, 13144320), (7, 11266560), (8, 9858240), (9, 8762880), (10, 7886592), (12, 6572160), (14, 5633280), (15, 5257728), (16, 4929120), (18, 4381440), (20, 3943296), (21, 3755520), (24, 3286080), (27, 2920960), (28, 2816640), (30, 2628864), (32, 2464560), (35, 2253312), (36, 2190720), (40, 1971648), (42, 1877760), (45, 1752576), (48, 1643040), (54, 1460480), (56, 1408320), (60, 1314432), (63, 1251840), (64, 1232280), (70, 1126656), (72, 1095360), (80, 985824), (84, 938880), (90, 876288), (96, 821520), (105, 751104), (108, 730240), (112, 704160), (120, 657216), (126, 625920), (128, 616140), (135, 584192), (140, 563328), (144, 547680), (160, 492912), (163, 483840), (168, 469440), (180, 438144), (189, 417280), (192, 410760), (210, 375552), (216, 365120), (224, 352080), (240, 328608), (252, 312960), (256, 308070), (270, 292096), (280, 281664), (288, 273840), (315, 250368), (320, 246456), (326, 241920), (336, 234720), (360, 219072), (378, 208640), (384, 205380), (420, 187776), (432, 182560), (448, 176040), (480, 164304), (489, 161280), (504, 156480), (512, 154035), (540, 146048), (560, 140832), (576, 136920), (630, 125184), (640, 123228), (652, 120960), (672, 117360), (720, 109536), (756, 104320), (768, 102690), (815, 96768), (840, 93888), (864, 91280), (896, 88020), (945, 83456), (960, 82152), (978, 80640), (1008, 78240), (1080, 73024), (1120, 70416), (1141, 69120), (1152, 68460), (1260, 62592), (1280, 61614), (1304, 60480), (1344, 58680), (1440, 54768), (1467, 53760), (1512, 52160), (1536, 51345), (1630, 48384), (1680, 46944), (1728, 45640), (1792, 44010), (1890, 41728), (1920, 41076), (1956, 40320), (2016, 39120), (2160, 36512), (2240, 35208), (2282, 34560), (2304, 34230), (2445, 32256), (2520, 31296), (2560, 30807), (2608, 30240), (2688, 29340), (2880, 27384), (2934, 26880), (3024, 26080), (3260, 24192), (3360, 23472), (3423, 23040), (3456, 22820), (3584, 22005), (3780, 20864), (3840, 20538), (3912, 20160), (4032, 19560), (4320, 18256), (4401, 17920), (4480, 17604), (4564, 17280), (4608, 17115), (4890, 16128), (5040, 15648), (5216, 15120), (5376, 14670), (5705, 13824), (5760, 13692), (5868, 13440), (6048, 13040), (6520, 12096), (6720, 11736), (6846, 11520), (6912, 11410), (7335, 10752), (7560, 10432), (7680, 10269), (7824, 10080), (8064, 9780), (8640, 9128), (8802, 8960)]