1681585920

素因数分解:

$2^8\times 3^4\times 5^1\times 7^2\times {\mathrm{331}}^1$

素因数の和:378

約数の個数: 540

約数和(自身を含む): 7020539064

約数和(自身を除く): 5338953144

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, 49, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 162, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 256, 270, 280, 288, 294, 315, 320, 324, 331, 336, 360, 378, 384, 392, 405, 420, 432, 441, 448, 480, 490, 504, 540, 560, 567, 576, 588, 630, 640, 648, 662, 672, 720, 735, 756, 768, 784, 810, 840, 864, 882, 896, 945, 960, 980, 993, 1008, 1080, 1120, 1134, 1152, 1176, 1260, 1280, 1296, 1323, 1324, 1344, 1440, 1470, 1512, 1568, 1620, 1655, 1680, 1728, 1764, 1792, 1890, 1920, 1960, 1986, 2016, 2160, 2205, 2240, 2268, 2304, 2317, 2352, 2520, 2592, 2646, 2648, 2688, 2835, 2880, 2940, 2979, 3024, 3136, 3240, 3310, 3360, 3456, 3528, 3780, 3840, 3920, 3969, 3972, 4032, 4320, 4410, 4480, 4536, 4634, 4704, 4965, 5040, 5184, 5292, 5296, 5376, 5670, 5760, 5880, 5958, 6048, 6272, 6480, 6615, 6620, 6720, 6912, 6951, 7056, 7560, 7840, 7938, 7944, 8064, 8640, 8820, 8937, 8960, 9072, 9268, 9408, 9930, 10080, 10368, 10584, 10592, 11340, 11520, 11585, 11760, 11916, 12096, 12544, 12960, 13230, 13240, 13440, 13902, 14112, 14895, 15120, 15680, 15876, 15888, 16128, 16219, 17280, 17640, 17874, 18144, 18536, 18816, 19845, 19860, 20160, 20736, 20853, 21168, 21184, 22680, 23170, 23520, 23832, 24192, 25920, 26460, 26480, 26811, 26880, 27804, 28224, 29790, 30240, 31360, 31752, 31776, 32438, 34560, 34755, 35280, 35748, 36288, 37072, 37632, 39690, 39720, 40320, 41706, 42336, 42368, 44685, 45360, 46340, 47040, 47664, 48384, 48657, 51840, 52920, 52960, 53622, 55608, 56448, 59580, 60480, 62559, 62720, 63504, 63552, 64876, 69510, 70560, 71496, 72576, 74144, 79380, 79440, 80640, 81095, 83412, 84672, 84736, 89370, 90720, 92680, 94080, 95328, 97314, 103680, 104265, 105840, 105920, 107244, 111216, 112896, 119160, 120960, 125118, 127008, 127104, 129752, 134055, 139020, 141120, 142992, 145152, 145971, 148288, 158760, 158880, 162190, 166824, 169344, 178740, 181440, 185360, 187677, 188160, 190656, 194628, 208530, 211680, 211840, 214488, 222432, 238320, 241920, 243285, 250236, 254016, 254208, 259504, 268110, 278040, 282240, 285984, 291942, 296576, 312795, 317520, 317760, 324380, 333648, 338688, 357480, 362880, 370720, 375354, 381312, 389256, 417060, 423360, 423680, 428976, 437913, 444864, 476640, 486570, 500472, 508032, 519008, 536220, 556080, 564480, 571968, 583884, 593152, 625590, 635040, 635520, 648760, 667296, 714960, 725760, 729855, 741440, 750708, 762624, 778512, 834120, 846720, 857952, 875826, 889728, 938385, 953280, 973140, 1000944, 1016064, 1038016, 1072440, 1112160, 1143936, 1167768, 1251180, 1270080, 1271040, 1297520, 1313739, 1334592, 1429920, 1459710, 1482880, 1501416, 1557024, 1668240, 1693440, 1715904, 1751652, 1779456, 1876770, 1906560, 1946280, 2001888, 2076032, 2144880, 2189565, 2224320, 2287872, 2335536, 2502360, 2540160, 2595040, 2627478, 2669184, 2859840, 2919420, 2965760, 3002832, 3114048, 3336480, 3431808, 3503304, 3753540, 3813120, 3892560, 4003776, 4152064, 4289760, 4379130, 4448640, 4671072, 5004720, 5080320, 5190080, 5254956, 5338368, 5719680, 5838840, 6005664, 6228096, 6568695, 6672960, 6863616, 7006608, 7507080, 7785120, 8007552, 8579520, 8758260, 8897280, 9342144, 10009440, 10380160, 10509912, 11439360, 11677680, 12011328, 12456192, 13137390, 13345920, 14013216, 15014160, 15570240, 16015104, 17159040, 17516520, 18684288, 20018880, 20760320, 21019824, 23355360, 24022656, 26274780, 26691840, 28026432, 30028320, 31140480, 34318080, 35033040, 37368576, 40037760, 42039648, 46710720, 48045312, 52549560, 56052864, 60056640, 62280960, 70066080, 80075520, 84079296, 93421440, 105099120, 112105728, 120113280, 140132160, 168158592, 186842880, 210198240, 240226560, 280264320, 336317184, 420396480, 560528640, 840792960, 1681585920]

約数ペア:

[(1, 1681585920), (2, 840792960), (3, 560528640), (4, 420396480), (5, 336317184), (6, 280264320), (7, 240226560), (8, 210198240), (9, 186842880), (10, 168158592), (12, 140132160), (14, 120113280), (15, 112105728), (16, 105099120), (18, 93421440), (20, 84079296), (21, 80075520), (24, 70066080), (27, 62280960), (28, 60056640), (30, 56052864), (32, 52549560), (35, 48045312), (36, 46710720), (40, 42039648), (42, 40037760), (45, 37368576), (48, 35033040), (49, 34318080), (54, 31140480), (56, 30028320), (60, 28026432), (63, 26691840), (64, 26274780), (70, 24022656), (72, 23355360), (80, 21019824), (81, 20760320), (84, 20018880), (90, 18684288), (96, 17516520), (98, 17159040), (105, 16015104), (108, 15570240), (112, 15014160), (120, 14013216), (126, 13345920), (128, 13137390), (135, 12456192), (140, 12011328), (144, 11677680), (147, 11439360), (160, 10509912), (162, 10380160), (168, 10009440), (180, 9342144), (189, 8897280), (192, 8758260), (196, 8579520), (210, 8007552), (216, 7785120), (224, 7507080), (240, 7006608), (245, 6863616), (252, 6672960), (256, 6568695), (270, 6228096), (280, 6005664), (288, 5838840), (294, 5719680), (315, 5338368), (320, 5254956), (324, 5190080), (331, 5080320), (336, 5004720), (360, 4671072), (378, 4448640), (384, 4379130), (392, 4289760), (405, 4152064), (420, 4003776), (432, 3892560), (441, 3813120), (448, 3753540), (480, 3503304), (490, 3431808), (504, 3336480), (540, 3114048), (560, 3002832), (567, 2965760), (576, 2919420), (588, 2859840), (630, 2669184), (640, 2627478), (648, 2595040), (662, 2540160), (672, 2502360), (720, 2335536), (735, 2287872), (756, 2224320), (768, 2189565), (784, 2144880), (810, 2076032), (840, 2001888), (864, 1946280), (882, 1906560), (896, 1876770), (945, 1779456), (960, 1751652), (980, 1715904), (993, 1693440), (1008, 1668240), (1080, 1557024), (1120, 1501416), (1134, 1482880), (1152, 1459710), (1176, 1429920), (1260, 1334592), (1280, 1313739), (1296, 1297520), (1323, 1271040), (1324, 1270080), (1344, 1251180), (1440, 1167768), (1470, 1143936), (1512, 1112160), (1568, 1072440), (1620, 1038016), (1655, 1016064), (1680, 1000944), (1728, 973140), (1764, 953280), (1792, 938385), (1890, 889728), (1920, 875826), (1960, 857952), (1986, 846720), (2016, 834120), (2160, 778512), (2205, 762624), (2240, 750708), (2268, 741440), (2304, 729855), (2317, 725760), (2352, 714960), (2520, 667296), (2592, 648760), (2646, 635520), (2648, 635040), (2688, 625590), (2835, 593152), (2880, 583884), (2940, 571968), (2979, 564480), (3024, 556080), (3136, 536220), (3240, 519008), (3310, 508032), (3360, 500472), (3456, 486570), (3528, 476640), (3780, 444864), (3840, 437913), (3920, 428976), (3969, 423680), (3972, 423360), (4032, 417060), (4320, 389256), (4410, 381312), (4480, 375354), (4536, 370720), (4634, 362880), (4704, 357480), (4965, 338688), (5040, 333648), (5184, 324380), (5292, 317760), (5296, 317520), (5376, 312795), (5670, 296576), (5760, 291942), (5880, 285984), (5958, 282240), (6048, 278040), (6272, 268110), (6480, 259504), (6615, 254208), (6620, 254016), (6720, 250236), (6912, 243285), (6951, 241920), (7056, 238320), (7560, 222432), (7840, 214488), (7938, 211840), (7944, 211680), (8064, 208530), (8640, 194628), (8820, 190656), (8937, 188160), (8960, 187677), (9072, 185360), (9268, 181440), (9408, 178740), (9930, 169344), (10080, 166824), (10368, 162190), (10584, 158880), (10592, 158760), (11340, 148288), (11520, 145971), (11585, 145152), (11760, 142992), (11916, 141120), (12096, 139020), (12544, 134055), (12960, 129752), (13230, 127104), (13240, 127008), (13440, 125118), (13902, 120960), (14112, 119160), (14895, 112896), (15120, 111216), (15680, 107244), (15876, 105920), (15888, 105840), (16128, 104265), (16219, 103680), (17280, 97314), (17640, 95328), (17874, 94080), (18144, 92680), (18536, 90720), (18816, 89370), (19845, 84736), (19860, 84672), (20160, 83412), (20736, 81095), (20853, 80640), (21168, 79440), (21184, 79380), (22680, 74144), (23170, 72576), (23520, 71496), (23832, 70560), (24192, 69510), (25920, 64876), (26460, 63552), (26480, 63504), (26811, 62720), (26880, 62559), (27804, 60480), (28224, 59580), (29790, 56448), (30240, 55608), (31360, 53622), (31752, 52960), (31776, 52920), (32438, 51840), (34560, 48657), (34755, 48384), (35280, 47664), (35748, 47040), (36288, 46340), (37072, 45360), (37632, 44685), (39690, 42368), (39720, 42336), (40320, 41706)]