84992940

素因数分解:

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

素因数の和:276

約数の個数: 144

約数和(自身を含む): 269068800

約数和(自身を除く): 184075860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 79, 86, 90, 129, 139, 158, 172, 180, 215, 237, 258, 278, 316, 387, 395, 417, 430, 474, 516, 556, 645, 695, 711, 774, 790, 834, 860, 948, 1185, 1251, 1290, 1390, 1422, 1548, 1580, 1668, 1935, 2085, 2370, 2502, 2580, 2780, 2844, 3397, 3555, 3870, 4170, 4740, 5004, 5977, 6255, 6794, 7110, 7740, 8340, 10191, 10981, 11954, 12510, 13588, 14220, 16985, 17931, 20382, 21962, 23908, 25020, 29885, 30573, 32943, 33970, 35862, 40764, 43924, 50955, 53793, 54905, 59770, 61146, 65886, 67940, 71724, 89655, 98829, 101910, 107586, 109810, 119540, 122292, 131772, 152865, 164715, 179310, 197658, 203820, 215172, 219620, 268965, 305730, 329430, 358620, 395316, 472183, 494145, 537930, 611460, 658860, 944366, 988290, 1075860, 1416549, 1888732, 1976580, 2360915, 2833098, 4249647, 4721830, 5666196, 7082745, 8499294, 9443660, 14165490, 16998588, 21248235, 28330980, 42496470, 84992940]

約数ペア:

[(1, 84992940), (2, 42496470), (3, 28330980), (4, 21248235), (5, 16998588), (6, 14165490), (9, 9443660), (10, 8499294), (12, 7082745), (15, 5666196), (18, 4721830), (20, 4249647), (30, 2833098), (36, 2360915), (43, 1976580), (45, 1888732), (60, 1416549), (79, 1075860), (86, 988290), (90, 944366), (129, 658860), (139, 611460), (158, 537930), (172, 494145), (180, 472183), (215, 395316), (237, 358620), (258, 329430), (278, 305730), (316, 268965), (387, 219620), (395, 215172), (417, 203820), (430, 197658), (474, 179310), (516, 164715), (556, 152865), (645, 131772), (695, 122292), (711, 119540), (774, 109810), (790, 107586), (834, 101910), (860, 98829), (948, 89655), (1185, 71724), (1251, 67940), (1290, 65886), (1390, 61146), (1422, 59770), (1548, 54905), (1580, 53793), (1668, 50955), (1935, 43924), (2085, 40764), (2370, 35862), (2502, 33970), (2580, 32943), (2780, 30573), (2844, 29885), (3397, 25020), (3555, 23908), (3870, 21962), (4170, 20382), (4740, 17931), (5004, 16985), (5977, 14220), (6255, 13588), (6794, 12510), (7110, 11954), (7740, 10981), (8340, 10191)]