640396592640

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{1323571}}^1$

素因数の和:1323610

約数の個数: 320

約数和(自身を含む): 2599707179520

約数和(自身を除く): 1959310586880

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, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2560, 2688, 2880, 3024, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4608, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 7680, 8064, 8640, 8960, 10080, 10752, 11520, 12096, 13440, 13824, 15120, 16128, 17280, 17920, 20160, 23040, 24192, 26880, 30240, 32256, 34560, 40320, 48384, 53760, 60480, 69120, 80640, 96768, 120960, 161280, 241920, 483840, 1323571, 2647142, 3970713, 5294284, 6617855, 7941426, 9264997, 10588568, 11912139, 13235710, 15882852, 18529994, 19853565, 21177136, 23824278, 26471420, 27794991, 31765704, 35736417, 37059988, 39707130, 42354272, 46324985, 47648556, 52942840, 55589982, 59560695, 63531408, 71472834, 74119976, 79414260, 83384973, 84708544, 92649970, 95297112, 105885680, 111179964, 119121390, 127062816, 138974955, 142945668, 148239952, 158828520, 166769946, 169417088, 178682085, 185299940, 190594224, 211771360, 222359928, 238242780, 250154919, 254125632, 277949910, 285891336, 296479904, 317657040, 333539892, 338834176, 357364170, 370599880, 381188448, 416924865, 423542720, 444719856, 476485560, 500309838, 508251264, 555899820, 571782672, 592959808, 635314080, 667079784, 677668352, 714728340, 741199760, 762376896, 833849730, 847085440, 889439712, 952971120, 1000619676, 1016502528, 1111799640, 1143565344, 1185919616, 1250774595, 1270628160, 1334159568, 1429456680, 1482399520, 1524753792, 1667699460, 1694170880, 1778879424, 1905942240, 2001239352, 2033005056, 2223599280, 2287130688, 2371839232, 2501549190, 2541256320, 2668319136, 2858913360, 2964799040, 3049507584, 3335398920, 3388341760, 3557758848, 3811884480, 4002478704, 4447198560, 4574261376, 4743678464, 5003098380, 5082512640, 5336638272, 5717826720, 5929598080, 6099015168, 6670797840, 7115517696, 7623768960, 8004957408, 8894397120, 9148522752, 10006196760, 10165025280, 10673276544, 11435653440, 11859196160, 13341595680, 14231035392, 15247537920, 16009914816, 17788794240, 18297045504, 20012393520, 21346553088, 22871306880, 23718392320, 26683191360, 30495075840, 32019829632, 35577588480, 40024787040, 42693106176, 45742613760, 53366382720, 64039659264, 71155176960, 80049574080, 91485227520, 106732765440, 128079318528, 160099148160, 213465530880, 320198296320, 640396592640]

約数ペア:

[(1, 640396592640), (2, 320198296320), (3, 213465530880), (4, 160099148160), (5, 128079318528), (6, 106732765440), (7, 91485227520), (8, 80049574080), (9, 71155176960), (10, 64039659264), (12, 53366382720), (14, 45742613760), (15, 42693106176), (16, 40024787040), (18, 35577588480), (20, 32019829632), (21, 30495075840), (24, 26683191360), (27, 23718392320), (28, 22871306880), (30, 21346553088), (32, 20012393520), (35, 18297045504), (36, 17788794240), (40, 16009914816), (42, 15247537920), (45, 14231035392), (48, 13341595680), (54, 11859196160), (56, 11435653440), (60, 10673276544), (63, 10165025280), (64, 10006196760), (70, 9148522752), (72, 8894397120), (80, 8004957408), (84, 7623768960), (90, 7115517696), (96, 6670797840), (105, 6099015168), (108, 5929598080), (112, 5717826720), (120, 5336638272), (126, 5082512640), (128, 5003098380), (135, 4743678464), (140, 4574261376), (144, 4447198560), (160, 4002478704), (168, 3811884480), (180, 3557758848), (189, 3388341760), (192, 3335398920), (210, 3049507584), (216, 2964799040), (224, 2858913360), (240, 2668319136), (252, 2541256320), (256, 2501549190), (270, 2371839232), (280, 2287130688), (288, 2223599280), (315, 2033005056), (320, 2001239352), (336, 1905942240), (360, 1778879424), (378, 1694170880), (384, 1667699460), (420, 1524753792), (432, 1482399520), (448, 1429456680), (480, 1334159568), (504, 1270628160), (512, 1250774595), (540, 1185919616), (560, 1143565344), (576, 1111799640), (630, 1016502528), (640, 1000619676), (672, 952971120), (720, 889439712), (756, 847085440), (768, 833849730), (840, 762376896), (864, 741199760), (896, 714728340), (945, 677668352), (960, 667079784), (1008, 635314080), (1080, 592959808), (1120, 571782672), (1152, 555899820), (1260, 508251264), (1280, 500309838), (1344, 476485560), (1440, 444719856), (1512, 423542720), (1536, 416924865), (1680, 381188448), (1728, 370599880), (1792, 357364170), (1890, 338834176), (1920, 333539892), (2016, 317657040), (2160, 296479904), (2240, 285891336), (2304, 277949910), (2520, 254125632), (2560, 250154919), (2688, 238242780), (2880, 222359928), (3024, 211771360), (3360, 190594224), (3456, 185299940), (3584, 178682085), (3780, 169417088), (3840, 166769946), (4032, 158828520), (4320, 148239952), (4480, 142945668), (4608, 138974955), (5040, 127062816), (5376, 119121390), (5760, 111179964), (6048, 105885680), (6720, 95297112), (6912, 92649970), (7560, 84708544), (7680, 83384973), (8064, 79414260), (8640, 74119976), (8960, 71472834), (10080, 63531408), (10752, 59560695), (11520, 55589982), (12096, 52942840), (13440, 47648556), (13824, 46324985), (15120, 42354272), (16128, 39707130), (17280, 37059988), (17920, 35736417), (20160, 31765704), (23040, 27794991), (24192, 26471420), (26880, 23824278), (30240, 21177136), (32256, 19853565), (34560, 18529994), (40320, 15882852), (48384, 13235710), (53760, 11912139), (60480, 10588568), (69120, 9264997), (80640, 7941426), (96768, 6617855), (120960, 5294284), (161280, 3970713), (241920, 2647142), (483840, 1323571)]