221486800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:381

約数の個数: 120

約数和(自身を含む): 566759360

約数和(自身を除く): 345272560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 151, 152, 190, 193, 200, 302, 304, 380, 386, 400, 475, 604, 755, 760, 772, 950, 965, 1208, 1510, 1520, 1544, 1900, 1930, 2416, 2869, 3020, 3088, 3667, 3775, 3800, 3860, 4825, 5738, 6040, 7334, 7550, 7600, 7720, 9650, 11476, 12080, 14345, 14668, 15100, 15440, 18335, 19300, 22952, 28690, 29143, 29336, 30200, 36670, 38600, 45904, 57380, 58286, 58672, 60400, 71725, 73340, 77200, 91675, 114760, 116572, 143450, 145715, 146680, 183350, 229520, 233144, 286900, 291430, 293360, 366700, 466288, 553717, 573800, 582860, 728575, 733400, 1107434, 1147600, 1165720, 1457150, 1466800, 2214868, 2331440, 2768585, 2914300, 4429736, 5537170, 5828600, 8859472, 11074340, 11657200, 13842925, 22148680, 27685850, 44297360, 55371700, 110743400, 221486800]

約数ペア:

[(1, 221486800), (2, 110743400), (4, 55371700), (5, 44297360), (8, 27685850), (10, 22148680), (16, 13842925), (19, 11657200), (20, 11074340), (25, 8859472), (38, 5828600), (40, 5537170), (50, 4429736), (76, 2914300), (80, 2768585), (95, 2331440), (100, 2214868), (151, 1466800), (152, 1457150), (190, 1165720), (193, 1147600), (200, 1107434), (302, 733400), (304, 728575), (380, 582860), (386, 573800), (400, 553717), (475, 466288), (604, 366700), (755, 293360), (760, 291430), (772, 286900), (950, 233144), (965, 229520), (1208, 183350), (1510, 146680), (1520, 145715), (1544, 143450), (1900, 116572), (1930, 114760), (2416, 91675), (2869, 77200), (3020, 73340), (3088, 71725), (3667, 60400), (3775, 58672), (3800, 58286), (3860, 57380), (4825, 45904), (5738, 38600), (6040, 36670), (7334, 30200), (7550, 29336), (7600, 29143), (7720, 28690), (9650, 22952), (11476, 19300), (12080, 18335), (14345, 15440), (14668, 15100)]