280597920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:423

約数の個数: 192

約数和(自身を含む): 946463616

約数和(自身を除く): 665865696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 137, 160, 170, 204, 240, 251, 255, 272, 274, 340, 408, 411, 480, 502, 510, 544, 548, 680, 685, 753, 816, 822, 1004, 1020, 1096, 1255, 1360, 1370, 1506, 1632, 1644, 2008, 2040, 2055, 2192, 2329, 2510, 2720, 2740, 3012, 3288, 3765, 4016, 4080, 4110, 4267, 4384, 4658, 5020, 5480, 6024, 6576, 6987, 7530, 8032, 8160, 8220, 8534, 9316, 10040, 10960, 11645, 12048, 12801, 13152, 13974, 15060, 16440, 17068, 18632, 20080, 21335, 21920, 23290, 24096, 25602, 27948, 30120, 32880, 34136, 34387, 34935, 37264, 40160, 42670, 46580, 51204, 55896, 60240, 64005, 65760, 68272, 68774, 69870, 74528, 85340, 93160, 102408, 103161, 111792, 120480, 128010, 136544, 137548, 139740, 170680, 171935, 186320, 204816, 206322, 223584, 256020, 275096, 279480, 341360, 343870, 372640, 409632, 412644, 512040, 515805, 550192, 558960, 584579, 682720, 687740, 825288, 1024080, 1031610, 1100384, 1117920, 1169158, 1375480, 1650576, 1753737, 2048160, 2063220, 2338316, 2750960, 2922895, 3301152, 3507474, 4126440, 4676632, 5501920, 5845790, 7014948, 8252880, 8768685, 9353264, 11691580, 14029896, 16505760, 17537370, 18706528, 23383160, 28059792, 35074740, 46766320, 56119584, 70149480, 93532640, 140298960, 280597920]

約数ペア:

[(1, 280597920), (2, 140298960), (3, 93532640), (4, 70149480), (5, 56119584), (6, 46766320), (8, 35074740), (10, 28059792), (12, 23383160), (15, 18706528), (16, 17537370), (17, 16505760), (20, 14029896), (24, 11691580), (30, 9353264), (32, 8768685), (34, 8252880), (40, 7014948), (48, 5845790), (51, 5501920), (60, 4676632), (68, 4126440), (80, 3507474), (85, 3301152), (96, 2922895), (102, 2750960), (120, 2338316), (136, 2063220), (137, 2048160), (160, 1753737), (170, 1650576), (204, 1375480), (240, 1169158), (251, 1117920), (255, 1100384), (272, 1031610), (274, 1024080), (340, 825288), (408, 687740), (411, 682720), (480, 584579), (502, 558960), (510, 550192), (544, 515805), (548, 512040), (680, 412644), (685, 409632), (753, 372640), (816, 343870), (822, 341360), (1004, 279480), (1020, 275096), (1096, 256020), (1255, 223584), (1360, 206322), (1370, 204816), (1506, 186320), (1632, 171935), (1644, 170680), (2008, 139740), (2040, 137548), (2055, 136544), (2192, 128010), (2329, 120480), (2510, 111792), (2720, 103161), (2740, 102408), (3012, 93160), (3288, 85340), (3765, 74528), (4016, 69870), (4080, 68774), (4110, 68272), (4267, 65760), (4384, 64005), (4658, 60240), (5020, 55896), (5480, 51204), (6024, 46580), (6576, 42670), (6987, 40160), (7530, 37264), (8032, 34935), (8160, 34387), (8220, 34136), (8534, 32880), (9316, 30120), (10040, 27948), (10960, 25602), (11645, 24096), (12048, 23290), (12801, 21920), (13152, 21335), (13974, 20080), (15060, 18632), (16440, 17068)]