20765091840

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29389}}^1$

素因数の和:29442

約数の個数: 192

約数和(自身を含む): 69322780800

約数和(自身を除く): 48557688960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 512, 552, 640, 690, 736, 768, 920, 960, 1024, 1104, 1280, 1380, 1472, 1536, 1840, 1920, 2048, 2208, 2560, 2760, 2944, 3072, 3680, 3840, 4416, 5120, 5520, 5888, 6144, 7360, 7680, 8832, 10240, 11040, 11776, 14720, 15360, 17664, 22080, 23552, 29389, 29440, 30720, 35328, 44160, 47104, 58778, 58880, 70656, 88167, 88320, 117556, 117760, 141312, 146945, 176334, 176640, 235112, 235520, 293890, 352668, 353280, 440835, 470224, 587780, 675947, 705336, 706560, 881670, 940448, 1175560, 1351894, 1410672, 1763340, 1880896, 2027841, 2351120, 2703788, 2821344, 3379735, 3526680, 3761792, 4055682, 4702240, 5407576, 5642688, 6759470, 7053360, 7523584, 8111364, 9404480, 10139205, 10815152, 11285376, 13518940, 14106720, 15047168, 16222728, 18808960, 20278410, 21630304, 22570752, 27037880, 28213440, 30094336, 32445456, 37617920, 40556820, 43260608, 45141504, 54075760, 56426880, 60188672, 64890912, 75235840, 81113640, 86521216, 90283008, 108151520, 112853760, 129781824, 150471680, 162227280, 173042432, 180566016, 216303040, 225707520, 259563648, 300943360, 324454560, 346084864, 432606080, 451415040, 519127296, 648909120, 692169728, 865212160, 902830080, 1038254592, 1297818240, 1384339456, 1730424320, 2076509184, 2595636480, 3460848640, 4153018368, 5191272960, 6921697280, 10382545920, 20765091840]

約数ペア:

[(1, 20765091840), (2, 10382545920), (3, 6921697280), (4, 5191272960), (5, 4153018368), (6, 3460848640), (8, 2595636480), (10, 2076509184), (12, 1730424320), (15, 1384339456), (16, 1297818240), (20, 1038254592), (23, 902830080), (24, 865212160), (30, 692169728), (32, 648909120), (40, 519127296), (46, 451415040), (48, 432606080), (60, 346084864), (64, 324454560), (69, 300943360), (80, 259563648), (92, 225707520), (96, 216303040), (115, 180566016), (120, 173042432), (128, 162227280), (138, 150471680), (160, 129781824), (184, 112853760), (192, 108151520), (230, 90283008), (240, 86521216), (256, 81113640), (276, 75235840), (320, 64890912), (345, 60188672), (368, 56426880), (384, 54075760), (460, 45141504), (480, 43260608), (512, 40556820), (552, 37617920), (640, 32445456), (690, 30094336), (736, 28213440), (768, 27037880), (920, 22570752), (960, 21630304), (1024, 20278410), (1104, 18808960), (1280, 16222728), (1380, 15047168), (1472, 14106720), (1536, 13518940), (1840, 11285376), (1920, 10815152), (2048, 10139205), (2208, 9404480), (2560, 8111364), (2760, 7523584), (2944, 7053360), (3072, 6759470), (3680, 5642688), (3840, 5407576), (4416, 4702240), (5120, 4055682), (5520, 3761792), (5888, 3526680), (6144, 3379735), (7360, 2821344), (7680, 2703788), (8832, 2351120), (10240, 2027841), (11040, 1880896), (11776, 1763340), (14720, 1410672), (15360, 1351894), (17664, 1175560), (22080, 940448), (23552, 881670), (29389, 706560), (29440, 705336), (30720, 675947), (35328, 587780), (44160, 470224), (47104, 440835), (58778, 353280), (58880, 352668), (70656, 293890), (88167, 235520), (88320, 235112), (117556, 176640), (117760, 176334), (141312, 146945)]