191399160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:821

約数の個数: 128

約数和(自身を含む): 610099200

約数和(自身を除く): 418700040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 127, 152, 190, 228, 254, 285, 380, 381, 456, 508, 570, 635, 661, 760, 762, 1016, 1140, 1270, 1322, 1524, 1905, 1983, 2280, 2413, 2540, 2644, 3048, 3305, 3810, 3966, 4826, 5080, 5288, 6610, 7239, 7620, 7932, 9652, 9915, 12065, 12559, 13220, 14478, 15240, 15864, 19304, 19830, 24130, 25118, 26440, 28956, 36195, 37677, 39660, 48260, 50236, 57912, 62795, 72390, 75354, 79320, 83947, 96520, 100472, 125590, 144780, 150708, 167894, 188385, 251180, 251841, 289560, 301416, 335788, 376770, 419735, 502360, 503682, 671576, 753540, 839470, 1007364, 1259205, 1507080, 1594993, 1678940, 2014728, 2518410, 3189986, 3357880, 4784979, 5036820, 6379972, 7974965, 9569958, 10073640, 12759944, 15949930, 19139916, 23924895, 31899860, 38279832, 47849790, 63799720, 95699580, 191399160]

約数ペア:

[(1, 191399160), (2, 95699580), (3, 63799720), (4, 47849790), (5, 38279832), (6, 31899860), (8, 23924895), (10, 19139916), (12, 15949930), (15, 12759944), (19, 10073640), (20, 9569958), (24, 7974965), (30, 6379972), (38, 5036820), (40, 4784979), (57, 3357880), (60, 3189986), (76, 2518410), (95, 2014728), (114, 1678940), (120, 1594993), (127, 1507080), (152, 1259205), (190, 1007364), (228, 839470), (254, 753540), (285, 671576), (380, 503682), (381, 502360), (456, 419735), (508, 376770), (570, 335788), (635, 301416), (661, 289560), (760, 251841), (762, 251180), (1016, 188385), (1140, 167894), (1270, 150708), (1322, 144780), (1524, 125590), (1905, 100472), (1983, 96520), (2280, 83947), (2413, 79320), (2540, 75354), (2644, 72390), (3048, 62795), (3305, 57912), (3810, 50236), (3966, 48260), (4826, 39660), (5080, 37677), (5288, 36195), (6610, 28956), (7239, 26440), (7620, 25118), (7932, 24130), (9652, 19830), (9915, 19304), (12065, 15864), (12559, 15240), (13220, 14478)]