19906145280

素因数分解:

$2^{10}\times 3^4\times 5^1\times 7^1\times {\mathrm{6857}}^1$

素因数の和:6901

約数の個数: 440

約数和(自身を含む): 81534597408

約数和(自身を除く): 61628452128

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, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 504, 512, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 768, 810, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1134, 1152, 1260, 1280, 1296, 1344, 1440, 1512, 1536, 1620, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2268, 2304, 2520, 2560, 2592, 2688, 2835, 2880, 3024, 3072, 3240, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4536, 4608, 5040, 5120, 5184, 5376, 5670, 5760, 6048, 6480, 6720, 6857, 6912, 7168, 7560, 7680, 8064, 8640, 8960, 9072, 9216, 10080, 10368, 10752, 11340, 11520, 12096, 12960, 13440, 13714, 13824, 15120, 15360, 16128, 17280, 17920, 18144, 20160, 20571, 20736, 21504, 22680, 23040, 24192, 25920, 26880, 27428, 27648, 30240, 32256, 34285, 34560, 35840, 36288, 40320, 41142, 41472, 45360, 46080, 47999, 48384, 51840, 53760, 54856, 60480, 61713, 64512, 68570, 69120, 72576, 80640, 82284, 82944, 90720, 95998, 96768, 102855, 103680, 107520, 109712, 120960, 123426, 137140, 138240, 143997, 145152, 161280, 164568, 181440, 185139, 191996, 193536, 205710, 207360, 219424, 239995, 241920, 246852, 274280, 287994, 290304, 308565, 322560, 329136, 362880, 370278, 383992, 411420, 414720, 431991, 438848, 479990, 483840, 493704, 548560, 555417, 575988, 580608, 617130, 658272, 719985, 725760, 740556, 767984, 822840, 863982, 877696, 925695, 959980, 967680, 987408, 1097120, 1110834, 1151976, 1234260, 1295973, 1316544, 1439970, 1451520, 1481112, 1535968, 1645680, 1727964, 1755392, 1851390, 1919960, 1974816, 2159955, 2194240, 2221668, 2303952, 2468520, 2591946, 2633088, 2777085, 2879940, 2903040, 2962224, 3071936, 3291360, 3455928, 3510784, 3702780, 3839920, 3887919, 3949632, 4319910, 4388480, 4443336, 4607904, 4937040, 5183892, 5266176, 5554170, 5759880, 5924448, 6143872, 6479865, 6582720, 6911856, 7021568, 7405560, 7679840, 7775838, 7899264, 8639820, 8776960, 8886672, 9215808, 9874080, 10367784, 10532352, 11108340, 11519760, 11848896, 12287744, 12959730, 13165440, 13823712, 14811120, 15359680, 15551676, 15798528, 17279640, 17553920, 17773344, 18431616, 19439595, 19748160, 20735568, 21064704, 22216680, 23039520, 23697792, 24575488, 25919460, 26330880, 27647424, 29622240, 30719360, 31103352, 31597056, 34559280, 35107840, 35546688, 36863232, 38879190, 39496320, 41471136, 44433360, 46079040, 47395584, 49150976, 51838920, 52661760, 55294848, 59244480, 61438720, 62206704, 63194112, 69118560, 71093376, 73726464, 77758380, 78992640, 82942272, 88866720, 92158080, 94791168, 103677840, 105323520, 110589696, 118488960, 122877440, 124413408, 138237120, 142186752, 147452928, 155516760, 157985280, 165884544, 177733440, 184316160, 189582336, 207355680, 221179392, 236977920, 245754880, 248826816, 276474240, 284373504, 311033520, 315970560, 331769088, 355466880, 368632320, 414711360, 442358784, 473955840, 497653632, 552948480, 568747008, 622067040, 663538176, 710933760, 737264640, 829422720, 947911680, 995307264, 1105896960, 1244134080, 1327076352, 1421867520, 1658845440, 1990614528, 2211793920, 2488268160, 2843735040, 3317690880, 3981229056, 4976536320, 6635381760, 9953072640, 19906145280]

約数ペア:

[(1, 19906145280), (2, 9953072640), (3, 6635381760), (4, 4976536320), (5, 3981229056), (6, 3317690880), (7, 2843735040), (8, 2488268160), (9, 2211793920), (10, 1990614528), (12, 1658845440), (14, 1421867520), (15, 1327076352), (16, 1244134080), (18, 1105896960), (20, 995307264), (21, 947911680), (24, 829422720), (27, 737264640), (28, 710933760), (30, 663538176), (32, 622067040), (35, 568747008), (36, 552948480), (40, 497653632), (42, 473955840), (45, 442358784), (48, 414711360), (54, 368632320), (56, 355466880), (60, 331769088), (63, 315970560), (64, 311033520), (70, 284373504), (72, 276474240), (80, 248826816), (81, 245754880), (84, 236977920), (90, 221179392), (96, 207355680), (105, 189582336), (108, 184316160), (112, 177733440), (120, 165884544), (126, 157985280), (128, 155516760), (135, 147452928), (140, 142186752), (144, 138237120), (160, 124413408), (162, 122877440), (168, 118488960), (180, 110589696), (189, 105323520), (192, 103677840), (210, 94791168), (216, 92158080), (224, 88866720), (240, 82942272), (252, 78992640), (256, 77758380), (270, 73726464), (280, 71093376), (288, 69118560), (315, 63194112), (320, 62206704), (324, 61438720), (336, 59244480), (360, 55294848), (378, 52661760), (384, 51838920), (405, 49150976), (420, 47395584), (432, 46079040), (448, 44433360), (480, 41471136), (504, 39496320), (512, 38879190), (540, 36863232), (560, 35546688), (567, 35107840), (576, 34559280), (630, 31597056), (640, 31103352), (648, 30719360), (672, 29622240), (720, 27647424), (756, 26330880), (768, 25919460), (810, 24575488), (840, 23697792), (864, 23039520), (896, 22216680), (945, 21064704), (960, 20735568), (1008, 19748160), (1024, 19439595), (1080, 18431616), (1120, 17773344), (1134, 17553920), (1152, 17279640), (1260, 15798528), (1280, 15551676), (1296, 15359680), (1344, 14811120), (1440, 13823712), (1512, 13165440), (1536, 12959730), (1620, 12287744), (1680, 11848896), (1728, 11519760), (1792, 11108340), (1890, 10532352), (1920, 10367784), (2016, 9874080), (2160, 9215808), (2240, 8886672), (2268, 8776960), (2304, 8639820), (2520, 7899264), (2560, 7775838), (2592, 7679840), (2688, 7405560), (2835, 7021568), (2880, 6911856), (3024, 6582720), (3072, 6479865), (3240, 6143872), (3360, 5924448), (3456, 5759880), (3584, 5554170), (3780, 5266176), (3840, 5183892), (4032, 4937040), (4320, 4607904), (4480, 4443336), (4536, 4388480), (4608, 4319910), (5040, 3949632), (5120, 3887919), (5184, 3839920), (5376, 3702780), (5670, 3510784), (5760, 3455928), (6048, 3291360), (6480, 3071936), (6720, 2962224), (6857, 2903040), (6912, 2879940), (7168, 2777085), (7560, 2633088), (7680, 2591946), (8064, 2468520), (8640, 2303952), (8960, 2221668), (9072, 2194240), (9216, 2159955), (10080, 1974816), (10368, 1919960), (10752, 1851390), (11340, 1755392), (11520, 1727964), (12096, 1645680), (12960, 1535968), (13440, 1481112), (13714, 1451520), (13824, 1439970), (15120, 1316544), (15360, 1295973), (16128, 1234260), (17280, 1151976), (17920, 1110834), (18144, 1097120), (20160, 987408), (20571, 967680), (20736, 959980), (21504, 925695), (22680, 877696), (23040, 863982), (24192, 822840), (25920, 767984), (26880, 740556), (27428, 725760), (27648, 719985), (30240, 658272), (32256, 617130), (34285, 580608), (34560, 575988), (35840, 555417), (36288, 548560), (40320, 493704), (41142, 483840), (41472, 479990), (45360, 438848), (46080, 431991), (47999, 414720), (48384, 411420), (51840, 383992), (53760, 370278), (54856, 362880), (60480, 329136), (61713, 322560), (64512, 308565), (68570, 290304), (69120, 287994), (72576, 274280), (80640, 246852), (82284, 241920), (82944, 239995), (90720, 219424), (95998, 207360), (96768, 205710), (102855, 193536), (103680, 191996), (107520, 185139), (109712, 181440), (120960, 164568), (123426, 161280), (137140, 145152), (138240, 143997)]