90457920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{641}}^1$

素因数の和:678

約数の個数: 252

約数和(自身を含む): 362500164

約数和(自身を除く): 272042244

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 641, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1282, 1344, 1440, 1470, 1568, 1680, 1764, 1923, 1960, 2016, 2205, 2240, 2352, 2520, 2564, 2880, 2940, 3136, 3205, 3360, 3528, 3846, 3920, 4032, 4410, 4487, 4704, 5040, 5128, 5769, 5880, 6410, 6720, 7056, 7692, 7840, 8820, 8974, 9408, 9615, 10080, 10256, 11538, 11760, 12820, 13461, 14112, 15384, 15680, 17640, 17948, 19230, 20160, 20512, 22435, 23076, 23520, 25640, 26922, 28224, 28845, 30768, 31409, 35280, 35896, 38460, 40383, 41024, 44870, 46152, 47040, 51280, 53844, 57690, 61536, 62818, 67305, 70560, 71792, 76920, 80766, 89740, 92304, 94227, 102560, 107688, 115380, 123072, 125636, 134610, 141120, 143584, 153840, 157045, 161532, 179480, 184608, 188454, 201915, 205120, 215376, 230760, 251272, 269220, 282681, 287168, 307680, 314090, 323064, 358960, 369216, 376908, 403830, 430752, 461520, 471135, 502544, 538440, 565362, 615360, 628180, 646128, 717920, 753816, 807660, 861504, 923040, 942270, 1005088, 1076880, 1130724, 1256360, 1292256, 1413405, 1435840, 1507632, 1615320, 1846080, 1884540, 2010176, 2153760, 2261448, 2512720, 2584512, 2826810, 3015264, 3230640, 3769080, 4307520, 4522896, 5025440, 5653620, 6030528, 6461280, 7538160, 9045792, 10050880, 11307240, 12922560, 15076320, 18091584, 22614480, 30152640, 45228960, 90457920]

約数ペア:

[(1, 90457920), (2, 45228960), (3, 30152640), (4, 22614480), (5, 18091584), (6, 15076320), (7, 12922560), (8, 11307240), (9, 10050880), (10, 9045792), (12, 7538160), (14, 6461280), (15, 6030528), (16, 5653620), (18, 5025440), (20, 4522896), (21, 4307520), (24, 3769080), (28, 3230640), (30, 3015264), (32, 2826810), (35, 2584512), (36, 2512720), (40, 2261448), (42, 2153760), (45, 2010176), (48, 1884540), (49, 1846080), (56, 1615320), (60, 1507632), (63, 1435840), (64, 1413405), (70, 1292256), (72, 1256360), (80, 1130724), (84, 1076880), (90, 1005088), (96, 942270), (98, 923040), (105, 861504), (112, 807660), (120, 753816), (126, 717920), (140, 646128), (144, 628180), (147, 615360), (160, 565362), (168, 538440), (180, 502544), (192, 471135), (196, 461520), (210, 430752), (224, 403830), (240, 376908), (245, 369216), (252, 358960), (280, 323064), (288, 314090), (294, 307680), (315, 287168), (320, 282681), (336, 269220), (360, 251272), (392, 230760), (420, 215376), (441, 205120), (448, 201915), (480, 188454), (490, 184608), (504, 179480), (560, 161532), (576, 157045), (588, 153840), (630, 143584), (641, 141120), (672, 134610), (720, 125636), (735, 123072), (784, 115380), (840, 107688), (882, 102560), (960, 94227), (980, 92304), (1008, 89740), (1120, 80766), (1176, 76920), (1260, 71792), (1282, 70560), (1344, 67305), (1440, 62818), (1470, 61536), (1568, 57690), (1680, 53844), (1764, 51280), (1923, 47040), (1960, 46152), (2016, 44870), (2205, 41024), (2240, 40383), (2352, 38460), (2520, 35896), (2564, 35280), (2880, 31409), (2940, 30768), (3136, 28845), (3205, 28224), (3360, 26922), (3528, 25640), (3846, 23520), (3920, 23076), (4032, 22435), (4410, 20512), (4487, 20160), (4704, 19230), (5040, 17948), (5128, 17640), (5769, 15680), (5880, 15384), (6410, 14112), (6720, 13461), (7056, 12820), (7692, 11760), (7840, 11538), (8820, 10256), (8974, 10080), (9408, 9615)]