1721905920

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 432

約数和(自身を含む): 6902767872

約数和(自身を除く): 5180861952

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, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 131, 140, 144, 160, 163, 168, 180, 192, 210, 224, 240, 252, 256, 262, 280, 288, 315, 320, 326, 336, 360, 384, 393, 420, 448, 480, 489, 504, 524, 560, 576, 630, 640, 652, 655, 672, 720, 768, 786, 815, 840, 896, 917, 960, 978, 1008, 1048, 1120, 1141, 1152, 1179, 1260, 1280, 1304, 1310, 1344, 1440, 1467, 1572, 1630, 1680, 1792, 1834, 1920, 1956, 1965, 2016, 2096, 2240, 2282, 2304, 2358, 2445, 2520, 2608, 2620, 2688, 2751, 2880, 2934, 3144, 3260, 3360, 3423, 3668, 3840, 3912, 3930, 4032, 4192, 4480, 4564, 4585, 4716, 4890, 5040, 5216, 5240, 5376, 5502, 5705, 5760, 5868, 5895, 6288, 6520, 6720, 6846, 7335, 7336, 7824, 7860, 8064, 8253, 8384, 8960, 9128, 9170, 9432, 9780, 10080, 10269, 10432, 10480, 11004, 11410, 11520, 11736, 11790, 12576, 13040, 13440, 13692, 13755, 14670, 14672, 15648, 15720, 16128, 16506, 16768, 17115, 18256, 18340, 18864, 19560, 20160, 20538, 20864, 20960, 21353, 22008, 22820, 23472, 23580, 25152, 26080, 26880, 27384, 27510, 29340, 29344, 31296, 31440, 33012, 33536, 34230, 36512, 36680, 37728, 39120, 40320, 41076, 41265, 41728, 41920, 42706, 44016, 45640, 46944, 47160, 50304, 51345, 52160, 54768, 55020, 58680, 58688, 62592, 62880, 64059, 66024, 68460, 73024, 73360, 75456, 78240, 80640, 82152, 82530, 83840, 85412, 88032, 91280, 93888, 94320, 100608, 102690, 104320, 106765, 109536, 110040, 117360, 117376, 125184, 125760, 128118, 132048, 136920, 146048, 146720, 149471, 150912, 156480, 164304, 165060, 167680, 170824, 176064, 182560, 187776, 188640, 192177, 205380, 208640, 213530, 219072, 220080, 234720, 234752, 251520, 256236, 264096, 273840, 292096, 293440, 298942, 301824, 312960, 320295, 328608, 330120, 341648, 352128, 365120, 375552, 377280, 384354, 410760, 427060, 438144, 440160, 448413, 469440, 503040, 512472, 528192, 547680, 586880, 597884, 625920, 640590, 657216, 660240, 683296, 704256, 730240, 747355, 754560, 768708, 821520, 854120, 876288, 880320, 896826, 938880, 960885, 1024944, 1056384, 1095360, 1173760, 1195768, 1281180, 1314432, 1320480, 1345239, 1366592, 1460480, 1494710, 1509120, 1537416, 1643040, 1708240, 1760640, 1793652, 1877760, 1921770, 2049888, 2112768, 2190720, 2242065, 2391536, 2562360, 2628864, 2640960, 2690478, 2733184, 2989420, 3074832, 3286080, 3416480, 3521280, 3587304, 3843540, 4099776, 4381440, 4484130, 4783072, 5124720, 5281920, 5380956, 5466368, 5978840, 6149664, 6572160, 6726195, 6832960, 7174608, 7687080, 8199552, 8968260, 9566144, 10249440, 10563840, 10761912, 11957680, 12299328, 13144320, 13452390, 13665920, 14349216, 15374160, 16399104, 17936520, 19132288, 20498880, 21523824, 23915360, 24598656, 26904780, 27331840, 28698432, 30748320, 35873040, 38264576, 40997760, 43047648, 47830720, 49197312, 53809560, 57396864, 61496640, 71746080, 81995520, 86095296, 95661440, 107619120, 114793728, 122993280, 143492160, 172190592, 191322880, 215238240, 245986560, 286984320, 344381184, 430476480, 573968640, 860952960, 1721905920]

約数ペア:

[(1, 1721905920), (2, 860952960), (3, 573968640), (4, 430476480), (5, 344381184), (6, 286984320), (7, 245986560), (8, 215238240), (9, 191322880), (10, 172190592), (12, 143492160), (14, 122993280), (15, 114793728), (16, 107619120), (18, 95661440), (20, 86095296), (21, 81995520), (24, 71746080), (28, 61496640), (30, 57396864), (32, 53809560), (35, 49197312), (36, 47830720), (40, 43047648), (42, 40997760), (45, 38264576), (48, 35873040), (56, 30748320), (60, 28698432), (63, 27331840), (64, 26904780), (70, 24598656), (72, 23915360), (80, 21523824), (84, 20498880), (90, 19132288), (96, 17936520), (105, 16399104), (112, 15374160), (120, 14349216), (126, 13665920), (128, 13452390), (131, 13144320), (140, 12299328), (144, 11957680), (160, 10761912), (163, 10563840), (168, 10249440), (180, 9566144), (192, 8968260), (210, 8199552), (224, 7687080), (240, 7174608), (252, 6832960), (256, 6726195), (262, 6572160), (280, 6149664), (288, 5978840), (315, 5466368), (320, 5380956), (326, 5281920), (336, 5124720), (360, 4783072), (384, 4484130), (393, 4381440), (420, 4099776), (448, 3843540), (480, 3587304), (489, 3521280), (504, 3416480), (524, 3286080), (560, 3074832), (576, 2989420), (630, 2733184), (640, 2690478), (652, 2640960), (655, 2628864), (672, 2562360), (720, 2391536), (768, 2242065), (786, 2190720), (815, 2112768), (840, 2049888), (896, 1921770), (917, 1877760), (960, 1793652), (978, 1760640), (1008, 1708240), (1048, 1643040), (1120, 1537416), (1141, 1509120), (1152, 1494710), (1179, 1460480), (1260, 1366592), (1280, 1345239), (1304, 1320480), (1310, 1314432), (1344, 1281180), (1440, 1195768), (1467, 1173760), (1572, 1095360), (1630, 1056384), (1680, 1024944), (1792, 960885), (1834, 938880), (1920, 896826), (1956, 880320), (1965, 876288), (2016, 854120), (2096, 821520), (2240, 768708), (2282, 754560), (2304, 747355), (2358, 730240), (2445, 704256), (2520, 683296), (2608, 660240), (2620, 657216), (2688, 640590), (2751, 625920), (2880, 597884), (2934, 586880), (3144, 547680), (3260, 528192), (3360, 512472), (3423, 503040), (3668, 469440), (3840, 448413), (3912, 440160), (3930, 438144), (4032, 427060), (4192, 410760), (4480, 384354), (4564, 377280), (4585, 375552), (4716, 365120), (4890, 352128), (5040, 341648), (5216, 330120), (5240, 328608), (5376, 320295), (5502, 312960), (5705, 301824), (5760, 298942), (5868, 293440), (5895, 292096), (6288, 273840), (6520, 264096), (6720, 256236), (6846, 251520), (7335, 234752), (7336, 234720), (7824, 220080), (7860, 219072), (8064, 213530), (8253, 208640), (8384, 205380), (8960, 192177), (9128, 188640), (9170, 187776), (9432, 182560), (9780, 176064), (10080, 170824), (10269, 167680), (10432, 165060), (10480, 164304), (11004, 156480), (11410, 150912), (11520, 149471), (11736, 146720), (11790, 146048), (12576, 136920), (13040, 132048), (13440, 128118), (13692, 125760), (13755, 125184), (14670, 117376), (14672, 117360), (15648, 110040), (15720, 109536), (16128, 106765), (16506, 104320), (16768, 102690), (17115, 100608), (18256, 94320), (18340, 93888), (18864, 91280), (19560, 88032), (20160, 85412), (20538, 83840), (20864, 82530), (20960, 82152), (21353, 80640), (22008, 78240), (22820, 75456), (23472, 73360), (23580, 73024), (25152, 68460), (26080, 66024), (26880, 64059), (27384, 62880), (27510, 62592), (29340, 58688), (29344, 58680), (31296, 55020), (31440, 54768), (33012, 52160), (33536, 51345), (34230, 50304), (36512, 47160), (36680, 46944), (37728, 45640), (39120, 44016), (40320, 42706), (41076, 41920), (41265, 41728)]