28222320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 160

約数和(自身を含む): 101564928

約数和(自身を除く): 73342608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 107, 112, 120, 140, 157, 168, 210, 214, 240, 280, 314, 321, 336, 420, 428, 471, 535, 560, 628, 642, 749, 785, 840, 856, 942, 1070, 1099, 1256, 1284, 1498, 1570, 1605, 1680, 1712, 1884, 2140, 2198, 2247, 2355, 2512, 2568, 2996, 3140, 3210, 3297, 3745, 3768, 4280, 4396, 4494, 4710, 5136, 5495, 5992, 6280, 6420, 6594, 7490, 7536, 8560, 8792, 8988, 9420, 10990, 11235, 11984, 12560, 12840, 13188, 14980, 16485, 16799, 17584, 17976, 18840, 21980, 22470, 25680, 26376, 29960, 32970, 33598, 35952, 37680, 43960, 44940, 50397, 52752, 59920, 65940, 67196, 83995, 87920, 89880, 100794, 117593, 131880, 134392, 167990, 179760, 201588, 235186, 251985, 263760, 268784, 335980, 352779, 403176, 470372, 503970, 587965, 671960, 705558, 806352, 940744, 1007940, 1175930, 1343920, 1411116, 1763895, 1881488, 2015880, 2351860, 2822232, 3527790, 4031760, 4703720, 5644464, 7055580, 9407440, 14111160, 28222320]

約数ペア:

[(1, 28222320), (2, 14111160), (3, 9407440), (4, 7055580), (5, 5644464), (6, 4703720), (7, 4031760), (8, 3527790), (10, 2822232), (12, 2351860), (14, 2015880), (15, 1881488), (16, 1763895), (20, 1411116), (21, 1343920), (24, 1175930), (28, 1007940), (30, 940744), (35, 806352), (40, 705558), (42, 671960), (48, 587965), (56, 503970), (60, 470372), (70, 403176), (80, 352779), (84, 335980), (105, 268784), (107, 263760), (112, 251985), (120, 235186), (140, 201588), (157, 179760), (168, 167990), (210, 134392), (214, 131880), (240, 117593), (280, 100794), (314, 89880), (321, 87920), (336, 83995), (420, 67196), (428, 65940), (471, 59920), (535, 52752), (560, 50397), (628, 44940), (642, 43960), (749, 37680), (785, 35952), (840, 33598), (856, 32970), (942, 29960), (1070, 26376), (1099, 25680), (1256, 22470), (1284, 21980), (1498, 18840), (1570, 17976), (1605, 17584), (1680, 16799), (1712, 16485), (1884, 14980), (2140, 13188), (2198, 12840), (2247, 12560), (2355, 11984), (2512, 11235), (2568, 10990), (2996, 9420), (3140, 8988), (3210, 8792), (3297, 8560), (3745, 7536), (3768, 7490), (4280, 6594), (4396, 6420), (4494, 6280), (4710, 5992), (5136, 5495)]