1782270720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1181}}^1$

素因数の和:1339

約数の個数: 216

約数和(自身を含む): 6218804592

約数和(自身を除く): 4436533872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 131, 144, 160, 180, 192, 240, 256, 262, 288, 320, 360, 384, 393, 480, 524, 576, 640, 655, 720, 768, 786, 960, 1048, 1152, 1179, 1181, 1280, 1310, 1440, 1572, 1920, 1965, 2096, 2304, 2358, 2362, 2620, 2880, 3144, 3543, 3840, 3930, 4192, 4716, 4724, 5240, 5760, 5895, 5905, 6288, 7086, 7860, 8384, 9432, 9448, 10480, 10629, 11520, 11790, 11810, 12576, 14172, 15720, 16768, 17715, 18864, 18896, 20960, 21258, 23580, 23620, 25152, 28344, 31440, 33536, 35430, 37728, 37792, 41920, 42516, 47160, 47240, 50304, 53145, 56688, 62880, 70860, 75456, 75584, 83840, 85032, 94320, 94480, 100608, 106290, 113376, 125760, 141720, 150912, 151168, 154711, 167680, 170064, 188640, 188960, 212580, 226752, 251520, 283440, 301824, 302336, 309422, 340128, 377280, 377920, 425160, 453504, 464133, 503040, 566880, 618844, 680256, 754560, 755840, 773555, 850320, 907008, 928266, 1133760, 1237688, 1360512, 1392399, 1509120, 1511680, 1547110, 1700640, 1856532, 2267520, 2320665, 2475376, 2721024, 2784798, 3094220, 3401280, 3713064, 4535040, 4641330, 4950752, 5569596, 6188440, 6802560, 6961995, 7426128, 9282660, 9901504, 11139192, 12376880, 13605120, 13923990, 14852256, 18565320, 19803008, 22278384, 24753760, 27847980, 29704512, 37130640, 39606016, 44556768, 49507520, 55695960, 59409024, 74261280, 89113536, 99015040, 111391920, 118818048, 148522560, 178227072, 198030080, 222783840, 297045120, 356454144, 445567680, 594090240, 891135360, 1782270720]

約数ペア:

[(1, 1782270720), (2, 891135360), (3, 594090240), (4, 445567680), (5, 356454144), (6, 297045120), (8, 222783840), (9, 198030080), (10, 178227072), (12, 148522560), (15, 118818048), (16, 111391920), (18, 99015040), (20, 89113536), (24, 74261280), (30, 59409024), (32, 55695960), (36, 49507520), (40, 44556768), (45, 39606016), (48, 37130640), (60, 29704512), (64, 27847980), (72, 24753760), (80, 22278384), (90, 19803008), (96, 18565320), (120, 14852256), (128, 13923990), (131, 13605120), (144, 12376880), (160, 11139192), (180, 9901504), (192, 9282660), (240, 7426128), (256, 6961995), (262, 6802560), (288, 6188440), (320, 5569596), (360, 4950752), (384, 4641330), (393, 4535040), (480, 3713064), (524, 3401280), (576, 3094220), (640, 2784798), (655, 2721024), (720, 2475376), (768, 2320665), (786, 2267520), (960, 1856532), (1048, 1700640), (1152, 1547110), (1179, 1511680), (1181, 1509120), (1280, 1392399), (1310, 1360512), (1440, 1237688), (1572, 1133760), (1920, 928266), (1965, 907008), (2096, 850320), (2304, 773555), (2358, 755840), (2362, 754560), (2620, 680256), (2880, 618844), (3144, 566880), (3543, 503040), (3840, 464133), (3930, 453504), (4192, 425160), (4716, 377920), (4724, 377280), (5240, 340128), (5760, 309422), (5895, 302336), (5905, 301824), (6288, 283440), (7086, 251520), (7860, 226752), (8384, 212580), (9432, 188960), (9448, 188640), (10480, 170064), (10629, 167680), (11520, 154711), (11790, 151168), (11810, 150912), (12576, 141720), (14172, 125760), (15720, 113376), (16768, 106290), (17715, 100608), (18864, 94480), (18896, 94320), (20960, 85032), (21258, 83840), (23580, 75584), (23620, 75456), (25152, 70860), (28344, 62880), (31440, 56688), (33536, 53145), (35430, 50304), (37728, 47240), (37792, 47160), (41920, 42516)]