169985880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 192

約数和(自身を含む): 576576000

約数和(自身を除く): 406590120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 79, 86, 90, 120, 129, 139, 158, 172, 180, 215, 237, 258, 278, 316, 344, 360, 387, 395, 417, 430, 474, 516, 556, 632, 645, 695, 711, 774, 790, 834, 860, 948, 1032, 1112, 1185, 1251, 1290, 1390, 1422, 1548, 1580, 1668, 1720, 1896, 1935, 2085, 2370, 2502, 2580, 2780, 2844, 3096, 3160, 3336, 3397, 3555, 3870, 4170, 4740, 5004, 5160, 5560, 5688, 5977, 6255, 6794, 7110, 7740, 8340, 9480, 10008, 10191, 10981, 11954, 12510, 13588, 14220, 15480, 16680, 16985, 17931, 20382, 21962, 23908, 25020, 27176, 28440, 29885, 30573, 32943, 33970, 35862, 40764, 43924, 47816, 50040, 50955, 53793, 54905, 59770, 61146, 65886, 67940, 71724, 81528, 87848, 89655, 98829, 101910, 107586, 109810, 119540, 122292, 131772, 135880, 143448, 152865, 164715, 179310, 197658, 203820, 215172, 219620, 239080, 244584, 263544, 268965, 305730, 329430, 358620, 395316, 407640, 430344, 439240, 472183, 494145, 537930, 611460, 658860, 717240, 790632, 944366, 988290, 1075860, 1222920, 1317720, 1416549, 1888732, 1976580, 2151720, 2360915, 2833098, 3777464, 3953160, 4249647, 4721830, 5666196, 7082745, 8499294, 9443660, 11332392, 14165490, 16998588, 18887320, 21248235, 28330980, 33997176, 42496470, 56661960, 84992940, 169985880]

約数ペア:

[(1, 169985880), (2, 84992940), (3, 56661960), (4, 42496470), (5, 33997176), (6, 28330980), (8, 21248235), (9, 18887320), (10, 16998588), (12, 14165490), (15, 11332392), (18, 9443660), (20, 8499294), (24, 7082745), (30, 5666196), (36, 4721830), (40, 4249647), (43, 3953160), (45, 3777464), (60, 2833098), (72, 2360915), (79, 2151720), (86, 1976580), (90, 1888732), (120, 1416549), (129, 1317720), (139, 1222920), (158, 1075860), (172, 988290), (180, 944366), (215, 790632), (237, 717240), (258, 658860), (278, 611460), (316, 537930), (344, 494145), (360, 472183), (387, 439240), (395, 430344), (417, 407640), (430, 395316), (474, 358620), (516, 329430), (556, 305730), (632, 268965), (645, 263544), (695, 244584), (711, 239080), (774, 219620), (790, 215172), (834, 203820), (860, 197658), (948, 179310), (1032, 164715), (1112, 152865), (1185, 143448), (1251, 135880), (1290, 131772), (1390, 122292), (1422, 119540), (1548, 109810), (1580, 107586), (1668, 101910), (1720, 98829), (1896, 89655), (1935, 87848), (2085, 81528), (2370, 71724), (2502, 67940), (2580, 65886), (2780, 61146), (2844, 59770), (3096, 54905), (3160, 53793), (3336, 50955), (3397, 50040), (3555, 47816), (3870, 43924), (4170, 40764), (4740, 35862), (5004, 33970), (5160, 32943), (5560, 30573), (5688, 29885), (5977, 28440), (6255, 27176), (6794, 25020), (7110, 23908), (7740, 21962), (8340, 20382), (9480, 17931), (10008, 16985), (10191, 16680), (10981, 15480), (11954, 14220), (12510, 13588)]