221163040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{547}}^1$

素因数の和:607

約数の個数: 144

約数和(自身を含む): 631374912

約数和(自身を除く): 410211872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 361, 380, 532, 547, 560, 608, 665, 722, 760, 1064, 1094, 1120, 1330, 1444, 1520, 1805, 2128, 2188, 2527, 2660, 2735, 2888, 3040, 3610, 3829, 4256, 4376, 5054, 5320, 5470, 5776, 7220, 7658, 8752, 10108, 10393, 10640, 10940, 11552, 12635, 14440, 15316, 17504, 19145, 20216, 20786, 21280, 21880, 25270, 28880, 30632, 38290, 40432, 41572, 43760, 50540, 51965, 57760, 61264, 72751, 76580, 80864, 83144, 87520, 101080, 103930, 122528, 145502, 153160, 166288, 197467, 202160, 207860, 291004, 306320, 332576, 363755, 394934, 404320, 415720, 582008, 612640, 727510, 789868, 831440, 987335, 1164016, 1382269, 1455020, 1579736, 1662880, 1974670, 2328032, 2764538, 2910040, 3159472, 3949340, 5529076, 5820080, 6318944, 6911345, 7898680, 11058152, 11640160, 13822690, 15797360, 22116304, 27645380, 31594720, 44232608, 55290760, 110581520, 221163040]

約数ペア:

[(1, 221163040), (2, 110581520), (4, 55290760), (5, 44232608), (7, 31594720), (8, 27645380), (10, 22116304), (14, 15797360), (16, 13822690), (19, 11640160), (20, 11058152), (28, 7898680), (32, 6911345), (35, 6318944), (38, 5820080), (40, 5529076), (56, 3949340), (70, 3159472), (76, 2910040), (80, 2764538), (95, 2328032), (112, 1974670), (133, 1662880), (140, 1579736), (152, 1455020), (160, 1382269), (190, 1164016), (224, 987335), (266, 831440), (280, 789868), (304, 727510), (361, 612640), (380, 582008), (532, 415720), (547, 404320), (560, 394934), (608, 363755), (665, 332576), (722, 306320), (760, 291004), (1064, 207860), (1094, 202160), (1120, 197467), (1330, 166288), (1444, 153160), (1520, 145502), (1805, 122528), (2128, 103930), (2188, 101080), (2527, 87520), (2660, 83144), (2735, 80864), (2888, 76580), (3040, 72751), (3610, 61264), (3829, 57760), (4256, 51965), (4376, 50540), (5054, 43760), (5320, 41572), (5470, 40432), (5776, 38290), (7220, 30632), (7658, 28880), (8752, 25270), (10108, 21880), (10393, 21280), (10640, 20786), (10940, 20216), (11552, 19145), (12635, 17504), (14440, 15316)]