228615240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2143}}^1$

素因数の和:2291

約数の個数: 128

約数和(自身を含む): 790364160

約数和(自身を除く): 561748920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1270, 1524, 1778, 1905, 2143, 2540, 2667, 3048, 3556, 3810, 4286, 4445, 5080, 5334, 6429, 7112, 7620, 8572, 8890, 10668, 10715, 12858, 13335, 15001, 15240, 17144, 17780, 21336, 21430, 25716, 26670, 30002, 32145, 35560, 42860, 45003, 51432, 53340, 60004, 64290, 75005, 85720, 90006, 106680, 120008, 128580, 150010, 180012, 225015, 257160, 272161, 300020, 360024, 450030, 544322, 600040, 816483, 900060, 1088644, 1360805, 1632966, 1800120, 1905127, 2177288, 2721610, 3265932, 3810254, 4082415, 5443220, 5715381, 6531864, 7620508, 8164830, 9525635, 10886440, 11430762, 15241016, 16329660, 19051270, 22861524, 28576905, 32659320, 38102540, 45723048, 57153810, 76205080, 114307620, 228615240]

約数ペア:

[(1, 228615240), (2, 114307620), (3, 76205080), (4, 57153810), (5, 45723048), (6, 38102540), (7, 32659320), (8, 28576905), (10, 22861524), (12, 19051270), (14, 16329660), (15, 15241016), (20, 11430762), (21, 10886440), (24, 9525635), (28, 8164830), (30, 7620508), (35, 6531864), (40, 5715381), (42, 5443220), (56, 4082415), (60, 3810254), (70, 3265932), (84, 2721610), (105, 2177288), (120, 1905127), (127, 1800120), (140, 1632966), (168, 1360805), (210, 1088644), (254, 900060), (280, 816483), (381, 600040), (420, 544322), (508, 450030), (635, 360024), (762, 300020), (840, 272161), (889, 257160), (1016, 225015), (1270, 180012), (1524, 150010), (1778, 128580), (1905, 120008), (2143, 106680), (2540, 90006), (2667, 85720), (3048, 75005), (3556, 64290), (3810, 60004), (4286, 53340), (4445, 51432), (5080, 45003), (5334, 42860), (6429, 35560), (7112, 32145), (7620, 30002), (8572, 26670), (8890, 25716), (10668, 21430), (10715, 21336), (12858, 17780), (13335, 17144), (15001, 15240)]