290311840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 856203264

約数和(自身を除く): 565891424

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 127, 130, 140, 157, 160, 182, 208, 224, 254, 260, 280, 314, 364, 416, 455, 508, 520, 560, 628, 635, 728, 785, 889, 910, 1016, 1040, 1099, 1120, 1256, 1270, 1456, 1570, 1651, 1778, 1820, 2032, 2041, 2080, 2198, 2512, 2540, 2912, 3140, 3302, 3556, 3640, 4064, 4082, 4396, 4445, 5024, 5080, 5495, 6280, 6604, 7112, 7280, 8164, 8255, 8792, 8890, 10160, 10205, 10990, 11557, 12560, 13208, 14224, 14287, 14560, 16328, 16510, 17584, 17780, 19939, 20320, 20410, 21980, 23114, 25120, 26416, 28448, 28574, 32656, 33020, 35168, 35560, 39878, 40820, 43960, 46228, 52832, 57148, 57785, 65312, 66040, 71120, 71435, 79756, 81640, 87920, 92456, 99695, 114296, 115570, 132080, 139573, 142240, 142870, 159512, 163280, 175840, 184912, 199390, 228592, 231140, 259207, 264160, 279146, 285740, 319024, 326560, 369824, 398780, 457184, 462280, 518414, 558292, 571480, 638048, 697865, 797560, 924560, 1036828, 1116584, 1142960, 1296035, 1395730, 1595120, 1814449, 1849120, 2073656, 2233168, 2285920, 2592070, 2791460, 3190240, 3628898, 4147312, 4466336, 5184140, 5582920, 7257796, 8294624, 9072245, 10368280, 11165840, 14515592, 18144490, 20736560, 22331680, 29031184, 36288980, 41473120, 58062368, 72577960, 145155920, 290311840]

約数ペア:

[(1, 290311840), (2, 145155920), (4, 72577960), (5, 58062368), (7, 41473120), (8, 36288980), (10, 29031184), (13, 22331680), (14, 20736560), (16, 18144490), (20, 14515592), (26, 11165840), (28, 10368280), (32, 9072245), (35, 8294624), (40, 7257796), (52, 5582920), (56, 5184140), (65, 4466336), (70, 4147312), (80, 3628898), (91, 3190240), (104, 2791460), (112, 2592070), (127, 2285920), (130, 2233168), (140, 2073656), (157, 1849120), (160, 1814449), (182, 1595120), (208, 1395730), (224, 1296035), (254, 1142960), (260, 1116584), (280, 1036828), (314, 924560), (364, 797560), (416, 697865), (455, 638048), (508, 571480), (520, 558292), (560, 518414), (628, 462280), (635, 457184), (728, 398780), (785, 369824), (889, 326560), (910, 319024), (1016, 285740), (1040, 279146), (1099, 264160), (1120, 259207), (1256, 231140), (1270, 228592), (1456, 199390), (1570, 184912), (1651, 175840), (1778, 163280), (1820, 159512), (2032, 142870), (2041, 142240), (2080, 139573), (2198, 132080), (2512, 115570), (2540, 114296), (2912, 99695), (3140, 92456), (3302, 87920), (3556, 81640), (3640, 79756), (4064, 71435), (4082, 71120), (4396, 66040), (4445, 65312), (5024, 57785), (5080, 57148), (5495, 52832), (6280, 46228), (6604, 43960), (7112, 40820), (7280, 39878), (8164, 35560), (8255, 35168), (8792, 33020), (8890, 32656), (10160, 28574), (10205, 28448), (10990, 26416), (11557, 25120), (12560, 23114), (13208, 21980), (14224, 20410), (14287, 20320), (14560, 19939), (16328, 17780), (16510, 17584)]