420757920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:396

約数の個数: 288

約数和(自身を含む): 1587890304

約数和(自身を除く): 1167132384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 101, 110, 120, 132, 144, 160, 165, 176, 180, 198, 202, 220, 240, 263, 264, 288, 303, 330, 352, 360, 396, 404, 440, 480, 495, 505, 526, 528, 606, 660, 720, 789, 792, 808, 880, 909, 990, 1010, 1052, 1056, 1111, 1212, 1315, 1320, 1440, 1515, 1578, 1584, 1616, 1760, 1818, 1980, 2020, 2104, 2222, 2367, 2424, 2630, 2640, 2893, 3030, 3156, 3168, 3232, 3333, 3636, 3945, 3960, 4040, 4208, 4444, 4545, 4734, 4848, 5260, 5280, 5555, 5786, 6060, 6312, 6666, 7272, 7890, 7920, 8080, 8416, 8679, 8888, 9090, 9468, 9696, 9999, 10520, 11110, 11572, 11835, 12120, 12624, 13332, 14465, 14544, 15780, 15840, 16160, 16665, 17358, 17776, 18180, 18936, 19998, 21040, 22220, 23144, 23670, 24240, 25248, 26037, 26563, 26664, 28930, 29088, 31560, 33330, 34716, 35552, 36360, 37872, 39996, 42080, 43395, 44440, 46288, 47340, 48480, 49995, 52074, 53126, 53328, 57860, 63120, 66660, 69432, 72720, 75744, 79689, 79992, 86790, 88880, 92576, 94680, 99990, 104148, 106252, 106656, 115720, 126240, 130185, 132815, 133320, 138864, 145440, 159378, 159984, 173580, 177760, 189360, 199980, 208296, 212504, 231440, 239067, 260370, 265630, 266640, 277728, 292193, 318756, 319968, 347160, 378720, 398445, 399960, 416592, 425008, 462880, 478134, 520740, 531260, 533280, 584386, 637512, 694320, 796890, 799920, 833184, 850016, 876579, 956268, 1041480, 1062520, 1168772, 1195335, 1275024, 1388640, 1460965, 1593780, 1599840, 1753158, 1912536, 2082960, 2125040, 2337544, 2390670, 2550048, 2629737, 2921930, 3187560, 3506316, 3825072, 4165920, 4250080, 4382895, 4675088, 4781340, 5259474, 5843860, 6375120, 7012632, 7650144, 8765790, 9350176, 9562680, 10518948, 11687720, 12750240, 13148685, 14025264, 17531580, 19125360, 21037896, 23375440, 26297370, 28050528, 35063160, 38250720, 42075792, 46750880, 52594740, 70126320, 84151584, 105189480, 140252640, 210378960, 420757920]

約数ペア:

[(1, 420757920), (2, 210378960), (3, 140252640), (4, 105189480), (5, 84151584), (6, 70126320), (8, 52594740), (9, 46750880), (10, 42075792), (11, 38250720), (12, 35063160), (15, 28050528), (16, 26297370), (18, 23375440), (20, 21037896), (22, 19125360), (24, 17531580), (30, 14025264), (32, 13148685), (33, 12750240), (36, 11687720), (40, 10518948), (44, 9562680), (45, 9350176), (48, 8765790), (55, 7650144), (60, 7012632), (66, 6375120), (72, 5843860), (80, 5259474), (88, 4781340), (90, 4675088), (96, 4382895), (99, 4250080), (101, 4165920), (110, 3825072), (120, 3506316), (132, 3187560), (144, 2921930), (160, 2629737), (165, 2550048), (176, 2390670), (180, 2337544), (198, 2125040), (202, 2082960), (220, 1912536), (240, 1753158), (263, 1599840), (264, 1593780), (288, 1460965), (303, 1388640), (330, 1275024), (352, 1195335), (360, 1168772), (396, 1062520), (404, 1041480), (440, 956268), (480, 876579), (495, 850016), (505, 833184), (526, 799920), (528, 796890), (606, 694320), (660, 637512), (720, 584386), (789, 533280), (792, 531260), (808, 520740), (880, 478134), (909, 462880), (990, 425008), (1010, 416592), (1052, 399960), (1056, 398445), (1111, 378720), (1212, 347160), (1315, 319968), (1320, 318756), (1440, 292193), (1515, 277728), (1578, 266640), (1584, 265630), (1616, 260370), (1760, 239067), (1818, 231440), (1980, 212504), (2020, 208296), (2104, 199980), (2222, 189360), (2367, 177760), (2424, 173580), (2630, 159984), (2640, 159378), (2893, 145440), (3030, 138864), (3156, 133320), (3168, 132815), (3232, 130185), (3333, 126240), (3636, 115720), (3945, 106656), (3960, 106252), (4040, 104148), (4208, 99990), (4444, 94680), (4545, 92576), (4734, 88880), (4848, 86790), (5260, 79992), (5280, 79689), (5555, 75744), (5786, 72720), (6060, 69432), (6312, 66660), (6666, 63120), (7272, 57860), (7890, 53328), (7920, 53126), (8080, 52074), (8416, 49995), (8679, 48480), (8888, 47340), (9090, 46288), (9468, 44440), (9696, 43395), (9999, 42080), (10520, 39996), (11110, 37872), (11572, 36360), (11835, 35552), (12120, 34716), (12624, 33330), (13332, 31560), (14465, 29088), (14544, 28930), (15780, 26664), (15840, 26563), (16160, 26037), (16665, 25248), (17358, 24240), (17776, 23670), (18180, 23144), (18936, 22220), (19998, 21040)]