61881708

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 183859200

約数和(自身を除く): 121977492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 29, 38, 42, 49, 57, 58, 76, 84, 87, 98, 114, 116, 133, 147, 174, 191, 196, 203, 228, 266, 294, 348, 382, 399, 406, 532, 551, 573, 588, 609, 764, 798, 812, 931, 1102, 1146, 1218, 1337, 1421, 1596, 1653, 1862, 2204, 2292, 2436, 2674, 2793, 2842, 3306, 3629, 3724, 3857, 4011, 4263, 5348, 5539, 5586, 5684, 6612, 7258, 7714, 8022, 8526, 9359, 10887, 11078, 11172, 11571, 14516, 15428, 16044, 16617, 17052, 18718, 21774, 22156, 23142, 25403, 26999, 28077, 33234, 37436, 38773, 43548, 46284, 50806, 53998, 56154, 66468, 76209, 77546, 80997, 101612, 105241, 107996, 112308, 116319, 152418, 155092, 161994, 177821, 210482, 232638, 271411, 304836, 315723, 323988, 355642, 420964, 465276, 533463, 542822, 631446, 711284, 736687, 814233, 1066926, 1085644, 1262892, 1473374, 1628466, 2133852, 2210061, 2946748, 3256932, 4420122, 5156809, 8840244, 10313618, 15470427, 20627236, 30940854, 61881708]

約数ペア:

[(1, 61881708), (2, 30940854), (3, 20627236), (4, 15470427), (6, 10313618), (7, 8840244), (12, 5156809), (14, 4420122), (19, 3256932), (21, 2946748), (28, 2210061), (29, 2133852), (38, 1628466), (42, 1473374), (49, 1262892), (57, 1085644), (58, 1066926), (76, 814233), (84, 736687), (87, 711284), (98, 631446), (114, 542822), (116, 533463), (133, 465276), (147, 420964), (174, 355642), (191, 323988), (196, 315723), (203, 304836), (228, 271411), (266, 232638), (294, 210482), (348, 177821), (382, 161994), (399, 155092), (406, 152418), (532, 116319), (551, 112308), (573, 107996), (588, 105241), (609, 101612), (764, 80997), (798, 77546), (812, 76209), (931, 66468), (1102, 56154), (1146, 53998), (1218, 50806), (1337, 46284), (1421, 43548), (1596, 38773), (1653, 37436), (1862, 33234), (2204, 28077), (2292, 26999), (2436, 25403), (2674, 23142), (2793, 22156), (2842, 21774), (3306, 18718), (3629, 17052), (3724, 16617), (3857, 16044), (4011, 15428), (4263, 14516), (5348, 11571), (5539, 11172), (5586, 11078), (5684, 10887), (6612, 9359), (7258, 8526), (7714, 8022)]