20609925120

素因数分解:

$2^{15}\times 3^4\times 5^1\times {\mathrm{1553}}^1$

素因数の和:1600

約数の個数: 320

約数和(自身を含む): 73936849140

約数和(自身を除く): 53326924020

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1553, 1620, 1728, 1920, 2048, 2160, 2304, 2560, 2592, 2880, 3072, 3106, 3240, 3456, 3840, 4096, 4320, 4608, 4659, 5120, 5184, 5760, 6144, 6212, 6480, 6912, 7680, 7765, 8192, 8640, 9216, 9318, 10240, 10368, 11520, 12288, 12424, 12960, 13824, 13977, 15360, 15530, 16384, 17280, 18432, 18636, 20480, 20736, 23040, 23295, 24576, 24848, 25920, 27648, 27954, 30720, 31060, 32768, 34560, 36864, 37272, 40960, 41472, 41931, 46080, 46590, 49152, 49696, 51840, 55296, 55908, 61440, 62120, 69120, 69885, 73728, 74544, 81920, 82944, 83862, 92160, 93180, 98304, 99392, 103680, 110592, 111816, 122880, 124240, 125793, 138240, 139770, 147456, 149088, 163840, 165888, 167724, 184320, 186360, 198784, 207360, 209655, 221184, 223632, 245760, 248480, 251586, 276480, 279540, 294912, 298176, 331776, 335448, 368640, 372720, 397568, 414720, 419310, 442368, 447264, 491520, 496960, 503172, 552960, 559080, 596352, 628965, 663552, 670896, 737280, 745440, 795136, 829440, 838620, 884736, 894528, 993920, 1006344, 1105920, 1118160, 1192704, 1257930, 1327104, 1341792, 1474560, 1490880, 1590272, 1658880, 1677240, 1789056, 1987840, 2012688, 2211840, 2236320, 2385408, 2515860, 2654208, 2683584, 2981760, 3180544, 3317760, 3354480, 3578112, 3975680, 4025376, 4423680, 4472640, 4770816, 5031720, 5367168, 5963520, 6361088, 6635520, 6708960, 7156224, 7951360, 8050752, 8945280, 9541632, 10063440, 10734336, 11927040, 12722176, 13271040, 13417920, 14312448, 15902720, 16101504, 17890560, 19083264, 20126880, 21468672, 23854080, 25444352, 26835840, 28624896, 31805440, 32203008, 35781120, 38166528, 40253760, 42937344, 47708160, 50888704, 53671680, 57249792, 63610880, 64406016, 71562240, 76333056, 80507520, 85874688, 95416320, 107343360, 114499584, 127221760, 128812032, 143124480, 152666112, 161015040, 171749376, 190832640, 214686720, 228999168, 254443520, 257624064, 286248960, 322030080, 343498752, 381665280, 429373440, 457998336, 515248128, 572497920, 644060160, 686997504, 763330560, 858746880, 1030496256, 1144995840, 1288120320, 1373995008, 1717493760, 2060992512, 2289991680, 2576240640, 3434987520, 4121985024, 5152481280, 6869975040, 10304962560, 20609925120]

約数ペア:

[(1, 20609925120), (2, 10304962560), (3, 6869975040), (4, 5152481280), (5, 4121985024), (6, 3434987520), (8, 2576240640), (9, 2289991680), (10, 2060992512), (12, 1717493760), (15, 1373995008), (16, 1288120320), (18, 1144995840), (20, 1030496256), (24, 858746880), (27, 763330560), (30, 686997504), (32, 644060160), (36, 572497920), (40, 515248128), (45, 457998336), (48, 429373440), (54, 381665280), (60, 343498752), (64, 322030080), (72, 286248960), (80, 257624064), (81, 254443520), (90, 228999168), (96, 214686720), (108, 190832640), (120, 171749376), (128, 161015040), (135, 152666112), (144, 143124480), (160, 128812032), (162, 127221760), (180, 114499584), (192, 107343360), (216, 95416320), (240, 85874688), (256, 80507520), (270, 76333056), (288, 71562240), (320, 64406016), (324, 63610880), (360, 57249792), (384, 53671680), (405, 50888704), (432, 47708160), (480, 42937344), (512, 40253760), (540, 38166528), (576, 35781120), (640, 32203008), (648, 31805440), (720, 28624896), (768, 26835840), (810, 25444352), (864, 23854080), (960, 21468672), (1024, 20126880), (1080, 19083264), (1152, 17890560), (1280, 16101504), (1296, 15902720), (1440, 14312448), (1536, 13417920), (1553, 13271040), (1620, 12722176), (1728, 11927040), (1920, 10734336), (2048, 10063440), (2160, 9541632), (2304, 8945280), (2560, 8050752), (2592, 7951360), (2880, 7156224), (3072, 6708960), (3106, 6635520), (3240, 6361088), (3456, 5963520), (3840, 5367168), (4096, 5031720), (4320, 4770816), (4608, 4472640), (4659, 4423680), (5120, 4025376), (5184, 3975680), (5760, 3578112), (6144, 3354480), (6212, 3317760), (6480, 3180544), (6912, 2981760), (7680, 2683584), (7765, 2654208), (8192, 2515860), (8640, 2385408), (9216, 2236320), (9318, 2211840), (10240, 2012688), (10368, 1987840), (11520, 1789056), (12288, 1677240), (12424, 1658880), (12960, 1590272), (13824, 1490880), (13977, 1474560), (15360, 1341792), (15530, 1327104), (16384, 1257930), (17280, 1192704), (18432, 1118160), (18636, 1105920), (20480, 1006344), (20736, 993920), (23040, 894528), (23295, 884736), (24576, 838620), (24848, 829440), (25920, 795136), (27648, 745440), (27954, 737280), (30720, 670896), (31060, 663552), (32768, 628965), (34560, 596352), (36864, 559080), (37272, 552960), (40960, 503172), (41472, 496960), (41931, 491520), (46080, 447264), (46590, 442368), (49152, 419310), (49696, 414720), (51840, 397568), (55296, 372720), (55908, 368640), (61440, 335448), (62120, 331776), (69120, 298176), (69885, 294912), (73728, 279540), (74544, 276480), (81920, 251586), (82944, 248480), (83862, 245760), (92160, 223632), (93180, 221184), (98304, 209655), (99392, 207360), (103680, 198784), (110592, 186360), (111816, 184320), (122880, 167724), (124240, 165888), (125793, 163840), (138240, 149088), (139770, 147456)]