2153178961920

素因数分解:

$2^{11}\times 3^4\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1663}}^1$

素因数の和:1932

約数の個数: 960

約数和(自身を含む): 8865063567360

約数和(自身を除く): 6711884605440

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, 223, 224, 240, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 446, 448, 480, 504, 512, 540, 560, 567, 576, 630, 640, 648, 669, 672, 720, 756, 768, 810, 840, 864, 892, 896, 945, 960, 1008, 1024, 1080, 1115, 1120, 1134, 1152, 1260, 1280, 1296, 1338, 1344, 1440, 1512, 1536, 1561, 1620, 1663, 1680, 1728, 1784, 1792, 1890, 1920, 2007, 2016, 2048, 2160, 2230, 2240, 2268, 2304, 2520, 2560, 2592, 2676, 2688, 2835, 2880, 3024, 3072, 3122, 3240, 3326, 3345, 3360, 3456, 3568, 3584, 3780, 3840, 4014, 4032, 4320, 4460, 4480, 4536, 4608, 4683, 4989, 5040, 5120, 5184, 5352, 5376, 5670, 5760, 6021, 6048, 6144, 6244, 6480, 6652, 6690, 6720, 6912, 7136, 7168, 7560, 7680, 7805, 8028, 8064, 8315, 8640, 8920, 8960, 9072, 9216, 9366, 9978, 10035, 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約数ペア:

[(1, 2153178961920), (2, 1076589480960), (3, 717726320640), (4, 538294740480), (5, 430635792384), (6, 358863160320), (7, 307596994560), (8, 269147370240), (9, 239242106880), (10, 215317896192), (12, 179431580160), (14, 153798497280), (15, 143545264128), (16, 134573685120), (18, 119621053440), (20, 107658948096), (21, 102532331520), (24, 89715790080), (27, 79747368960), (28, 76899248640), (30, 71772632064), (32, 67286842560), (35, 61519398912), (36, 59810526720), (40, 53829474048), (42, 51266165760), (45, 47848421376), (48, 44857895040), (54, 39873684480), (56, 38449624320), (60, 35886316032), (63, 34177443840), (64, 33643421280), (70, 30759699456), (72, 29905263360), (80, 26914737024), (81, 26582456320), (84, 25633082880), (90, 23924210688), (96, 22428947520), (105, 20506466304), (108, 19936842240), (112, 19224812160), (120, 17943158016), (126, 17088721920), (128, 16821710640), (135, 15949473792), (140, 15379849728), (144, 14952631680), (160, 13457368512), (162, 13291228160), (168, 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