1638005280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:200

約数の個数: 288

約数和(自身を含む): 5513199552

約数和(自身を除く): 3875194272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 53, 60, 62, 67, 80, 93, 96, 106, 120, 124, 134, 155, 159, 160, 186, 201, 212, 240, 248, 265, 268, 310, 318, 335, 372, 402, 424, 465, 480, 496, 530, 536, 620, 636, 670, 744, 795, 804, 848, 930, 961, 992, 1005, 1060, 1072, 1240, 1272, 1340, 1488, 1590, 1608, 1643, 1696, 1860, 1922, 2010, 2077, 2120, 2144, 2480, 2544, 2680, 2883, 2976, 3180, 3216, 3286, 3551, 3720, 3844, 4020, 4154, 4240, 4805, 4929, 4960, 5088, 5360, 5766, 6231, 6360, 6432, 6572, 7102, 7440, 7688, 8040, 8215, 8308, 8480, 9610, 9858, 10385, 10653, 10720, 11532, 12462, 12720, 13144, 14204, 14415, 14880, 15376, 16080, 16430, 16616, 17755, 19220, 19716, 20770, 21306, 23064, 24645, 24924, 25440, 26288, 28408, 28830, 30752, 31155, 32160, 32860, 33232, 35510, 38440, 39432, 41540, 42612, 46128, 49290, 49848, 50933, 52576, 53265, 56816, 57660, 62310, 64387, 65720, 66464, 71020, 76880, 78864, 83080, 85224, 92256, 98580, 99696, 101866, 106530, 110081, 113632, 115320, 124620, 128774, 131440, 142040, 152799, 153760, 157728, 166160, 170448, 193161, 197160, 199392, 203732, 213060, 220162, 230640, 249240, 254665, 257548, 262880, 284080, 305598, 321935, 330243, 332320, 340896, 386322, 394320, 407464, 426120, 440324, 461280, 498480, 509330, 515096, 550405, 568160, 611196, 643870, 660486, 763995, 772644, 788640, 814928, 852240, 880648, 965805, 996960, 1018660, 1030192, 1100810, 1222392, 1287740, 1320972, 1527990, 1545288, 1629856, 1651215, 1704480, 1761296, 1931610, 2037320, 2060384, 2201620, 2444784, 2575480, 2641944, 3055980, 3090576, 3302430, 3412511, 3522592, 3863220, 4074640, 4403240, 4889568, 5150960, 5283888, 6111960, 6181152, 6604860, 6825022, 7726440, 8149280, 8806480, 10237533, 10301920, 10567776, 12223920, 13209720, 13650044, 15452880, 17062555, 17612960, 20475066, 24447840, 26419440, 27300088, 30905760, 34125110, 40950132, 51187665, 52838880, 54600176, 68250220, 81900264, 102375330, 109200352, 136500440, 163800528, 204750660, 273000880, 327601056, 409501320, 546001760, 819002640, 1638005280]

約数ペア:

[(1, 1638005280), (2, 819002640), (3, 546001760), (4, 409501320), (5, 327601056), (6, 273000880), (8, 204750660), (10, 163800528), (12, 136500440), (15, 109200352), (16, 102375330), (20, 81900264), (24, 68250220), (30, 54600176), (31, 52838880), (32, 51187665), (40, 40950132), (48, 34125110), (53, 30905760), (60, 27300088), (62, 26419440), (67, 24447840), (80, 20475066), (93, 17612960), (96, 17062555), (106, 15452880), (120, 13650044), (124, 13209720), (134, 12223920), (155, 10567776), (159, 10301920), (160, 10237533), (186, 8806480), (201, 8149280), (212, 7726440), (240, 6825022), (248, 6604860), (265, 6181152), (268, 6111960), (310, 5283888), (318, 5150960), (335, 4889568), (372, 4403240), (402, 4074640), (424, 3863220), (465, 3522592), (480, 3412511), (496, 3302430), (530, 3090576), (536, 3055980), (620, 2641944), (636, 2575480), (670, 2444784), (744, 2201620), (795, 2060384), (804, 2037320), (848, 1931610), (930, 1761296), (961, 1704480), (992, 1651215), (1005, 1629856), (1060, 1545288), (1072, 1527990), (1240, 1320972), (1272, 1287740), (1340, 1222392), (1488, 1100810), (1590, 1030192), (1608, 1018660), (1643, 996960), (1696, 965805), (1860, 880648), (1922, 852240), (2010, 814928), (2077, 788640), (2120, 772644), (2144, 763995), (2480, 660486), (2544, 643870), (2680, 611196), (2883, 568160), (2976, 550405), (3180, 515096), (3216, 509330), (3286, 498480), (3551, 461280), (3720, 440324), (3844, 426120), (4020, 407464), (4154, 394320), (4240, 386322), (4805, 340896), (4929, 332320), (4960, 330243), (5088, 321935), (5360, 305598), (5766, 284080), (6231, 262880), (6360, 257548), (6432, 254665), (6572, 249240), (7102, 230640), (7440, 220162), (7688, 213060), (8040, 203732), (8215, 199392), (8308, 197160), (8480, 193161), (9610, 170448), (9858, 166160), (10385, 157728), (10653, 153760), (10720, 152799), (11532, 142040), (12462, 131440), (12720, 128774), (13144, 124620), (14204, 115320), (14415, 113632), (14880, 110081), (15376, 106530), (16080, 101866), (16430, 99696), (16616, 98580), (17755, 92256), (19220, 85224), (19716, 83080), (20770, 78864), (21306, 76880), (23064, 71020), (24645, 66464), (24924, 65720), (25440, 64387), (26288, 62310), (28408, 57660), (28830, 56816), (30752, 53265), (31155, 52576), (32160, 50933), (32860, 49848), (33232, 49290), (35510, 46128), (38440, 42612), (39432, 41540)]