21490168320

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2801}}^1$

素因数の和:2873

約数の個数: 400

約数和(自身を含む): 79079512248

約数和(自身を除く): 57589343928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 64, 72, 74, 80, 81, 90, 96, 108, 111, 120, 128, 135, 144, 148, 160, 162, 180, 185, 192, 216, 222, 240, 256, 270, 288, 296, 320, 324, 333, 360, 370, 384, 405, 432, 444, 480, 512, 540, 555, 576, 592, 640, 648, 666, 720, 740, 768, 810, 864, 888, 960, 999, 1080, 1110, 1152, 1184, 1280, 1296, 1332, 1440, 1480, 1536, 1620, 1665, 1728, 1776, 1920, 1998, 2160, 2220, 2304, 2368, 2560, 2592, 2664, 2801, 2880, 2960, 2997, 3240, 3330, 3456, 3552, 3840, 3996, 4320, 4440, 4608, 4736, 4995, 5184, 5328, 5602, 5760, 5920, 5994, 6480, 6660, 6912, 7104, 7680, 7992, 8403, 8640, 8880, 9472, 9990, 10368, 10656, 11204, 11520, 11840, 11988, 12960, 13320, 13824, 14005, 14208, 14985, 15984, 16806, 17280, 17760, 18944, 19980, 20736, 21312, 22408, 23040, 23680, 23976, 25209, 25920, 26640, 28010, 28416, 29970, 31968, 33612, 34560, 35520, 39960, 41472, 42015, 42624, 44816, 47360, 47952, 50418, 51840, 53280, 56020, 56832, 59940, 63936, 67224, 69120, 71040, 75627, 79920, 84030, 85248, 89632, 94720, 95904, 100836, 103637, 103680, 106560, 112040, 119880, 126045, 127872, 134448, 142080, 151254, 159840, 168060, 170496, 179264, 191808, 201672, 207274, 207360, 213120, 224080, 226881, 239760, 252090, 255744, 268896, 284160, 302508, 310911, 319680, 336120, 358528, 378135, 383616, 403344, 414548, 426240, 448160, 453762, 479520, 504180, 511488, 518185, 537792, 605016, 621822, 639360, 672240, 717056, 756270, 767232, 806688, 829096, 852480, 896320, 907524, 932733, 959040, 1008360, 1036370, 1075584, 1134405, 1210032, 1243644, 1278720, 1344480, 1434112, 1512540, 1534464, 1554555, 1613376, 1658192, 1792640, 1815048, 1865466, 1918080, 2016720, 2072740, 2151168, 2268810, 2420064, 2487288, 2557440, 2688960, 2798199, 3025080, 3109110, 3226752, 3316384, 3585280, 3630096, 3730932, 3836160, 4033440, 4145480, 4302336, 4537620, 4663665, 4840128, 4974576, 5377920, 5596398, 6050160, 6218220, 6453504, 6632768, 7170560, 7260192, 7461864, 7672320, 8066880, 8290960, 8394597, 9075240, 9327330, 9680256, 9949152, 10755840, 11192796, 12100320, 12436440, 12907008, 13265536, 13990995, 14520384, 14923728, 16133760, 16581920, 16789194, 18150480, 18654660, 19360512, 19898304, 21511680, 22385592, 24200640, 24872880, 26531072, 27981990, 29040768, 29847456, 32267520, 33163840, 33578388, 36300960, 37309320, 38721024, 39796608, 41972985, 44771184, 48401280, 49745760, 53062144, 55963980, 58081536, 59694912, 64535040, 66327680, 67156776, 72601920, 74618640, 79593216, 83945970, 89542368, 96802560, 99491520, 111927960, 116163072, 119389824, 132655360, 134313552, 145203840, 149237280, 159186432, 167891940, 179084736, 193605120, 198983040, 223855920, 238779648, 265310720, 268627104, 290407680, 298474560, 335783880, 358169472, 397966080, 447711840, 477559296, 537254208, 580815360, 596949120, 671567760, 716338944, 795932160, 895423680, 1074508416, 1193898240, 1343135520, 1432677888, 1790847360, 2149016832, 2387796480, 2686271040, 3581694720, 4298033664, 5372542080, 7163389440, 10745084160, 21490168320]

約数ペア:

[(1, 21490168320), (2, 10745084160), (3, 7163389440), (4, 5372542080), (5, 4298033664), (6, 3581694720), (8, 2686271040), (9, 2387796480), (10, 2149016832), (12, 1790847360), (15, 1432677888), (16, 1343135520), (18, 1193898240), (20, 1074508416), (24, 895423680), (27, 795932160), (30, 716338944), (32, 671567760), (36, 596949120), (37, 580815360), (40, 537254208), (45, 477559296), (48, 447711840), (54, 397966080), (60, 358169472), (64, 335783880), (72, 298474560), (74, 290407680), (80, 268627104), (81, 265310720), (90, 238779648), (96, 223855920), (108, 198983040), (111, 193605120), (120, 179084736), (128, 167891940), (135, 159186432), (144, 149237280), (148, 145203840), (160, 134313552), (162, 132655360), (180, 119389824), (185, 116163072), (192, 111927960), (216, 99491520), (222, 96802560), (240, 89542368), (256, 83945970), (270, 79593216), (288, 74618640), (296, 72601920), (320, 67156776), (324, 66327680), (333, 64535040), (360, 59694912), (370, 58081536), (384, 55963980), (405, 53062144), (432, 49745760), (444, 48401280), (480, 44771184), (512, 41972985), (540, 39796608), (555, 38721024), (576, 37309320), (592, 36300960), (640, 33578388), (648, 33163840), (666, 32267520), (720, 29847456), (740, 29040768), (768, 27981990), (810, 26531072), (864, 24872880), (888, 24200640), (960, 22385592), (999, 21511680), (1080, 19898304), (1110, 19360512), (1152, 18654660), (1184, 18150480), (1280, 16789194), (1296, 16581920), (1332, 16133760), (1440, 14923728), (1480, 14520384), (1536, 13990995), (1620, 13265536), (1665, 12907008), (1728, 12436440), (1776, 12100320), (1920, 11192796), (1998, 10755840), (2160, 9949152), (2220, 9680256), (2304, 9327330), (2368, 9075240), (2560, 8394597), (2592, 8290960), (2664, 8066880), (2801, 7672320), (2880, 7461864), (2960, 7260192), (2997, 7170560), (3240, 6632768), (3330, 6453504), (3456, 6218220), (3552, 6050160), (3840, 5596398), (3996, 5377920), (4320, 4974576), (4440, 4840128), (4608, 4663665), (4736, 4537620), (4995, 4302336), (5184, 4145480), (5328, 4033440), (5602, 3836160), (5760, 3730932), (5920, 3630096), (5994, 3585280), (6480, 3316384), (6660, 3226752), (6912, 3109110), (7104, 3025080), (7680, 2798199), (7992, 2688960), (8403, 2557440), (8640, 2487288), (8880, 2420064), (9472, 2268810), (9990, 2151168), (10368, 2072740), (10656, 2016720), (11204, 1918080), (11520, 1865466), (11840, 1815048), (11988, 1792640), (12960, 1658192), (13320, 1613376), (13824, 1554555), (14005, 1534464), (14208, 1512540), (14985, 1434112), (15984, 1344480), (16806, 1278720), (17280, 1243644), (17760, 1210032), (18944, 1134405), (19980, 1075584), (20736, 1036370), (21312, 1008360), (22408, 959040), (23040, 932733), (23680, 907524), (23976, 896320), (25209, 852480), (25920, 829096), (26640, 806688), (28010, 767232), (28416, 756270), (29970, 717056), (31968, 672240), (33612, 639360), (34560, 621822), (35520, 605016), (39960, 537792), (41472, 518185), (42015, 511488), (42624, 504180), (44816, 479520), (47360, 453762), (47952, 448160), (50418, 426240), (51840, 414548), (53280, 403344), (56020, 383616), (56832, 378135), (59940, 358528), (63936, 336120), (67224, 319680), (69120, 310911), (71040, 302508), (75627, 284160), (79920, 268896), (84030, 255744), (85248, 252090), (89632, 239760), (94720, 226881), (95904, 224080), (100836, 213120), (103637, 207360), (103680, 207274), (106560, 201672), (112040, 191808), (119880, 179264), (126045, 170496), (127872, 168060), (134448, 159840), (142080, 151254)]